1130185953 has 24 divisors (see below), whose sum is σ = 1823185728. Its totient is φ = 695497104.

The previous prime is 1130185933. The next prime is 1130185957. The reversal of 1130185953 is 3595810311.

It is not a de Polignac number, because 1130185953 - 2⁸ = 1130185697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1130185957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 175725 + ... + 182042.

It is an arithmetic number, because the mean of its divisors is an integer number (75966072).

Almost surely, 2^1130185953 is an apocalyptic number.

1130185953 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1130185953 is a deficient number, since it is larger than the sum of its proper divisors (692999775).

1130185953 is an equidigital number, since it uses as much as digits as its factorization.

1130185953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357795 (or 357783 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The square root of 1130185953 is about 33618.2383982266. The cubic root of 1130185953 is about 1041.6375683932.

The spelling of 1130185953 in words is "one billion, one hundred thirty million, one hundred eighty-five thousand, nine hundred fifty-three".