1354360321 has 4 divisors (see below), whose sum is σ = 1390964692. Its totient is φ = 1317755952.

The previous prime is 1354360307. The next prime is 1354360433. The reversal of 1354360321 is 1230634531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1230634531 = 7 ⋅175804933.

It can be written as a sum of positive squares in 2 ways, for example, as 987216400 + 367143921 = 31420^2 + 19161^2 .

It is a cyclic number.

It is not a de Polignac number, because 1354360321 - 2¹¹ = 1354358273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1354360321.

It is not an unprimeable number, because it can be changed into a prime (1354360621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18302130 + ... + 18302203.

It is an arithmetic number, because the mean of its divisors is an integer number (347741173).

Almost surely, 2^1354360321 is an apocalyptic number.

It is an amenable number.

1354360321 is a deficient number, since it is larger than the sum of its proper divisors (36604371).

1354360321 is an equidigital number, since it uses as much as digits as its factorization.

1354360321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36604370.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 1354360321 is about 36801.6347598853. The cubic root of 1354360321 is about 1106.3980641465.

Adding to 1354360321 its reverse (1230634531), we get a palindrome (2584994852).

It can be divided in two parts, 1354 and 360321, that added together give a triangular number (361675 = T₈₅₀).

The spelling of 1354360321 in words is "one billion, three hundred fifty-four million, three hundred sixty thousand, three hundred twenty-one".