1131883577 has 16 divisors (see below), whose sum is σ = 1260230400. Its totient is φ = 1007994240.

The previous prime is 1131883559. The next prime is 1131883589. The reversal of 1131883577 is 7753881311.

It is not a de Polignac number, because 1131883577 - 2⁶ = 1131883513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1131883777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101408 + ... + 112014.

It is an arithmetic number, because the mean of its divisors is an integer number (78764400).

Almost surely, 2^1131883577 is an apocalyptic number.

It is an amenable number.

1131883577 is a deficient number, since it is larger than the sum of its proper divisors (128346823).

1131883577 is a wasteful number, since it uses less digits than its factorization.

1131883577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10816.

The product of its digits is 141120, while the sum is 44.

The square root of 1131883577 is about 33643.4774807837. The cubic root of 1131883577 is about 1042.1588467107.

The spelling of 1131883577 in words is "one billion, one hundred thirty-one million, eight hundred eighty-three thousand, five hundred seventy-seven".