1185313015625 has 14 divisors (see below), whose sum is σ = 1481622324054. Its totient is φ = 948250400000.

The previous prime is 1185313015609. The next prime is 1185313015639. The reversal of 1185313015625 is 5265103135811.

It can be written as a sum of positive squares in 7 ways, for example, as 1146646905856 + 38666109769 = 1070816^2 + 196637^2 .

It is not a de Polignac number, because 1185313015625 - 2⁴ = 1185313015609 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 37914392 + ... + 37945641.

Almost surely, 2^{1185313015625} is an apocalyptic number.

It is an amenable number.

1185313015625 is a deficient number, since it is larger than the sum of its proper divisors (296309308429).

1185313015625 is an frugal number, since it uses more digits than its factorization.

1185313015625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75860063 (or 75860038 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 41.

The spelling of 1185313015625 in words is "one trillion, one hundred eighty-five billion, three hundred thirteen million, fifteen thousand, six hundred twenty-five".