1013611523125 has 40 divisors (see below), whose sum is σ = 1271163497472. Its totient is φ = 807978600000.

The previous prime is 1013611523101. The next prime is 1013611523143. The reversal of 1013611523125 is 5213251163101.

It is not a de Polignac number, because 1013611523125 - 2¹¹ = 1013611521077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 266948727 + ... + 266952523.

Almost surely, 2^{1013611523125} is an apocalyptic number.

It is an amenable number.

1013611523125 is a deficient number, since it is larger than the sum of its proper divisors (257551974347).

1013611523125 is an frugal number, since it uses more digits than its factorization.

1013611523125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5239 (or 5224 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

Adding to 1013611523125 its reverse (5213251163101), we get a palindrome (6226862686226).

The spelling of 1013611523125 in words is "one trillion, thirteen billion, six hundred eleven million, five hundred twenty-three thousand, one hundred twenty-five".