1130791391956 has 24 divisors (see below), whose sum is σ = 2058804371456. Its totient is φ = 542848793760.

The previous prime is 1130791391903. The next prime is 1130791391957. The reversal of 1130791391956 is 6591931970311.

It is a junction number, because it is equal to n+sod(n) for n = 1130791391897 and 1130791391906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130791391957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35886951 + ... + 35918446.

Almost surely, 2^{1130791391956} is an apocalyptic number.

It is an amenable number.

1130791391956 is a deficient number, since it is larger than the sum of its proper divisors (928012979500).

1130791391956 is a wasteful number, since it uses less digits than its factorization.

1130791391956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71805559 (or 71805557 counting only the distinct ones).

The product of its (nonzero) digits is 1377810, while the sum is 55.

The spelling of 1130791391956 in words is "one trillion, one hundred thirty billion, seven hundred ninety-one million, three hundred ninety-one thousand, nine hundred fifty-six".