13522431451 has 16 divisors (see below), whose sum is σ = 13962663360. Its totient is φ = 13090775040.

The previous prime is 13522431437. The next prime is 13522431473. The reversal of 13522431451 is 15413422531.

It is a cyclic number.

It is not a de Polignac number, because 13522431451 - 2¹⁹ = 13521907163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13522431491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1181211 + ... + 1192603.

It is an arithmetic number, because the mean of its divisors is an integer number (872666460).

Almost surely, 2^13522431451 is an apocalyptic number.

13522431451 is a deficient number, since it is larger than the sum of its proper divisors (440231909).

13522431451 is a wasteful number, since it uses less digits than its factorization.

13522431451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11766.

The product of its digits is 14400, while the sum is 31.

Adding to 13522431451 its reverse (15413422531), we get a palindrome (28935853982).

The spelling of 13522431451 in words is "thirteen billion, five hundred twenty-two million, four hundred thirty-one thousand, four hundred fifty-one".