1354221355 has 4 divisors (see below), whose sum is σ = 1625065632. Its totient is φ = 1083377080.

The previous prime is 1354221331. The next prime is 1354221359. The reversal of 1354221355 is 5531224531.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1354221355 - 2¹⁵ = 1354188587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1354221359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135422131 + ... + 135422140.

It is an arithmetic number, because the mean of its divisors is an integer number (406266408).

Almost surely, 2^1354221355 is an apocalyptic number.

1354221355 is a deficient number, since it is larger than the sum of its proper divisors (270844277).

1354221355 is an equidigital number, since it uses as much as digits as its factorization.

1354221355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270844276.

The product of its digits is 18000, while the sum is 31.

The square root of 1354221355 is about 36799.7466703237. The cubic root of 1354221355 is about 1106.3602216881.

Adding to 1354221355 its reverse (5531224531), we get a palindrome (6885445886).

The spelling of 1354221355 in words is "one billion, three hundred fifty-four million, two hundred twenty-one thousand, three hundred fifty-five".