13123533051 has 6 divisors (see below), whose sum is σ = 18956214420. Its totient is φ = 8749022028.

The previous prime is 13123533041. The next prime is 13123533053. The reversal of 13123533051 is 15033532131.

13123533051 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 353 + 305 + 1 = 666.

It is not a de Polignac number, because 13123533051 - 2¹³ = 13123524859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13123533053) 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 5 ways as a sum of consecutive naturals, for example, 729085161 + ... + 729085178.

It is an arithmetic number, because the mean of its divisors is an integer number (3159369070).

Almost surely, 2^13123533051 is an apocalyptic number.

13123533051 is a deficient number, since it is larger than the sum of its proper divisors (5832681369).

13123533051 is a wasteful number, since it uses less digits than its factorization.

13123533051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1458170345 (or 1458170342 counting only the distinct ones).

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

The spelling of 13123533051 in words is "thirteen billion, one hundred twenty-three million, five hundred thirty-three thousand, fifty-one".