1315023401187 has 6 divisors (see below), whose sum is σ = 1899478246172. Its totient is φ = 876682267452.

The previous prime is 1315023401171. The next prime is 1315023401207. The reversal of 1315023401187 is 7811043205131.

1315023401187 is a `hidden beast` number, since 1 + 3 + 1 + 50 + 23 + 401 + 187 = 666.

It is not a de Polignac number, because 1315023401187 - 2⁴ = 1315023401171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1815023401187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73056855613 + ... + 73056855630.

Almost surely, 2^{1315023401187} is an apocalyptic number.

1315023401187 is a deficient number, since it is larger than the sum of its proper divisors (584454844985).

1315023401187 is a wasteful number, since it uses less digits than its factorization.

1315023401187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146113711249 (or 146113711246 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 1315023401187 in words is "one trillion, three hundred fifteen billion, twenty-three million, four hundred one thousand, one hundred eighty-seven".