13140534399 has 16 divisors (see below), whose sum is σ = 18022560864. Its totient is φ = 8511206400.

The previous prime is 13140534359. The next prime is 13140534427. The reversal of 13140534399 is 99343504131.

It is not a de Polignac number, because 13140534399 - 2¹⁶ = 13140468863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13140534399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13140534359) 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, 192004 + ... + 251289.

It is an arithmetic number, because the mean of its divisors is an integer number (1126410054).

Almost surely, 2^13140534399 is an apocalyptic number.

13140534399 is a deficient number, since it is larger than the sum of its proper divisors (4882026465).

13140534399 is a wasteful number, since it uses less digits than its factorization.

13140534399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443578.

The product of its (nonzero) digits is 174960, while the sum is 42.

The spelling of 13140534399 in words is "thirteen billion, one hundred forty million, five hundred thirty-four thousand, three hundred ninety-nine".