13531140125 has 32 divisors (see below), whose sum is σ = 16999766784. Its totient is φ = 10752840000.

The previous prime is 13531140083. The next prime is 13531140151. The reversal of 13531140125 is 52104113531.

It is not a de Polignac number, because 13531140125 - 2⁶ = 13531140061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13531140094 and 13531140103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19302275 + ... + 19302975.

It is an arithmetic number, because the mean of its divisors is an integer number (531242712).

Almost surely, 2^13531140125 is an apocalyptic number.

It is an amenable number.

13531140125 is a deficient number, since it is larger than the sum of its proper divisors (3468626659).

13531140125 is an equidigital number, since it uses as much as digits as its factorization.

13531140125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526 (or 1516 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 13531140125 its reverse (52104113531), we get a palindrome (65635253656).

The spelling of 13531140125 in words is "thirteen billion, five hundred thirty-one million, one hundred forty thousand, one hundred twenty-five".