1173680091031 has 12 divisors (see below), whose sum is σ = 1366625638800. Its totient is φ = 1005035700480.

The previous prime is 1173680091029. The next prime is 1173680091047. The reversal of 1173680091031 is 1301900863711.

It is not a de Polignac number, because 1173680091031 - 2¹ = 1173680091029 is a prime.

It is a super-2 number, since 2×1173680091031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1173680094031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11565706 + ... + 11666743.

It is an arithmetic number, because the mean of its divisors is an integer number (113885469900).

Almost surely, 2^{1173680091031} is an apocalyptic number.

1173680091031 is a deficient number, since it is larger than the sum of its proper divisors (192945547769).

1173680091031 is a wasteful number, since it uses less digits than its factorization.

1173680091031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23233494 (or 23233487 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 40.

The spelling of 1173680091031 in words is "one trillion, one hundred seventy-three billion, six hundred eighty million, ninety-one thousand, thirty-one".