1053185139 has 32 divisors (see below), whose sum is σ = 1654344000. Its totient is φ = 659907072.

The previous prime is 1053185129. The next prime is 1053185153. The reversal of 1053185139 is 9315813501.

1053185139 is a `hidden beast` number, since 10 + 531 + 85 + 1 + 39 = 666.

It is not a de Polignac number, because 1053185139 - 2⁴ = 1053185123 is a prime.

It is a super-2 number, since 2×1053185139² = 2218397874020898642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1053185129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 507997 + ... + 510065.

It is an arithmetic number, because the mean of its divisors is an integer number (51698250).

Almost surely, 2^1053185139 is an apocalyptic number.

1053185139 is a deficient number, since it is larger than the sum of its proper divisors (601158861).

1053185139 is a wasteful number, since it uses less digits than its factorization.

1053185139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3204 (or 3198 counting only the distinct ones).

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

The square root of 1053185139 is about 32452.8140382310. The cubic root of 1053185139 is about 1017.4230538637.

The spelling of 1053185139 in words is "one billion, fifty-three million, one hundred eighty-five thousand, one hundred thirty-nine".