1112331129 has 48 divisors (see below), whose sum is σ = 1915333632. Its totient is φ = 561173184.

The previous prime is 1112331113. The next prime is 1112331137. The reversal of 1112331129 is 9211332111.

It is not a de Polignac number, because 1112331129 - 2⁴ = 1112331113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112331099 and 1112331108.

It is not an unprimeable number, because it can be changed into a prime (1112331169) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74814 + ... + 88440.

It is an arithmetic number, because the mean of its divisors is an integer number (39902784).

Almost surely, 2^1112331129 is an apocalyptic number.

It is an amenable number.

1112331129 is a deficient number, since it is larger than the sum of its proper divisors (803002503).

1112331129 is a wasteful number, since it uses less digits than its factorization.

1112331129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13686 (or 13673 counting only the distinct ones).

The product of its digits is 324, while the sum is 24.

The square root of 1112331129 is about 33351.6285809254. The cubic root of 1112331129 is about 1036.1231179119.

The spelling of 1112331129 in words is "one billion, one hundred twelve million, three hundred thirty-one thousand, one hundred twenty-nine".