13143511634 has 16 divisors (see below), whose sum is σ = 21749225760. Its totient is φ = 5907195360.

The previous prime is 13143511609. The next prime is 13143511639. The reversal of 13143511634 is 43611534131.

It is a self number, because there is not a number n which added to its sum of digits gives 13143511634.

It is not an unprimeable number, because it can be changed into a prime (13143511639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3354404 + ... + 3358319.

It is an arithmetic number, because the mean of its divisors is an integer number (1359326610).

Almost surely, 2^13143511634 is an apocalyptic number.

13143511634 is a deficient number, since it is larger than the sum of its proper divisors (8605714126).

13143511634 is a wasteful number, since it uses less digits than its factorization.

13143511634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6712825.

The product of its digits is 12960, while the sum is 32.

The spelling of 13143511634 in words is "thirteen billion, one hundred forty-three million, five hundred eleven thousand, six hundred thirty-four".