12523513102 has 32 divisors (see below), whose sum is σ = 19379097504. Its totient is φ = 6067353600.

The previous prime is 12523513061. The next prime is 12523513109. The reversal of 12523513102 is 20131532521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12523513109) 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, 4116702 + ... + 4119742.

It is an arithmetic number, because the mean of its divisors is an integer number (605596797).

Almost surely, 2^12523513102 is an apocalyptic number.

12523513102 is a deficient number, since it is larger than the sum of its proper divisors (6855584402).

12523513102 is a wasteful number, since it uses less digits than its factorization.

12523513102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3604.

The product of its (nonzero) digits is 1800, while the sum is 25.

It can be divided in two parts, 12523 and 513102, that added together give a square (525625 = 725²).

The spelling of 12523513102 in words is "twelve billion, five hundred twenty-three million, five hundred thirteen thousand, one hundred two".