1131873061632 has 36 divisors (see below), whose sum is σ = 3012432994200. Its totient is φ = 377291020288.

The previous prime is 1131873061603. The next prime is 1131873061699. The reversal of 1131873061632 is 2361603781311.

It is a super-2 number, since 2×1131873061632² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 736895757 + ... + 736897292.

Almost surely, 2^{1131873061632} is an apocalyptic number.

1131873061632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131873061632 is an abundant number, since it is smaller than the sum of its proper divisors (1880559932568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131873061632 is an equidigital number, since it uses as much as digits as its factorization.

1131873061632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473793068 (or 1473793054 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 1131873061632 in words is "one trillion, one hundred thirty-one billion, eight hundred seventy-three million, sixty-one thousand, six hundred thirty-two".