13501323351 has 32 divisors (see below), whose sum is σ = 20395008000. Its totient is φ = 8824823424.

The previous prime is 13501323331. The next prime is 13501323359. The reversal of 13501323351 is 15332310531.

It is not a de Polignac number, because 13501323351 - 2⁹ = 13501322839 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13501323359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 599055 + ... + 621183.

It is an arithmetic number, because the mean of its divisors is an integer number (637344000).

Almost surely, 2^13501323351 is an apocalyptic number.

13501323351 is a deficient number, since it is larger than the sum of its proper divisors (6893684649).

13501323351 is a wasteful number, since it uses less digits than its factorization.

13501323351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22580 (or 22574 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

Adding to 13501323351 its reverse (15332310531), we get a palindrome (28833633882).

The spelling of 13501323351 in words is "thirteen billion, five hundred one million, three hundred twenty-three thousand, three hundred fifty-one".