1354411021 has 4 divisors (see below), whose sum is σ = 1377367200. Its totient is φ = 1331454844.

The previous prime is 1354411013. The next prime is 1354411027. The reversal of 1354411021 is 1201144531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1201144531 = 5189 ⋅231479.

It is a cyclic number.

It is not a de Polignac number, because 1354411021 - 2³ = 1354411013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1354410983 and 1354411001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1354411027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11478001 + ... + 11478118.

It is an arithmetic number, because the mean of its divisors is an integer number (344341800).

Almost surely, 2^1354411021 is an apocalyptic number.

It is an amenable number.

1354411021 is a deficient number, since it is larger than the sum of its proper divisors (22956179).

1354411021 is an equidigital number, since it uses as much as digits as its factorization.

1354411021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22956178.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1354411021 is about 36802.3235815349. The cubic root of 1354411021 is about 1106.4118698478.

Adding to 1354411021 its reverse (1201144531), we get a palindrome (2555555552).

The spelling of 1354411021 in words is "one billion, three hundred fifty-four million, four hundred eleven thousand, twenty-one".