1150311371187 has 54 divisors (see below), whose sum is σ = 1729236563908. Its totient is φ = 679659164800.

The previous prime is 1150311371177. The next prime is 1150311371257. The reversal of 1150311371187 is 7811731130511.

It is not a de Polignac number, because 1150311371187 - 2⁷ = 1150311371059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150311371177) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 837808033 + ... + 837809405.

Almost surely, 2^{1150311371187} is an apocalyptic number.

1150311371187 is a deficient number, since it is larger than the sum of its proper divisors (578925192721).

1150311371187 is an frugal number, since it uses more digits than its factorization.

1150311371187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2853 (or 1428 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 39.

The spelling of 1150311371187 in words is "one trillion, one hundred fifty billion, three hundred eleven million, three hundred seventy-one thousand, one hundred eighty-seven".