153155994 has 16 divisors (see below), whose sum is σ = 311334240. Its totient is φ = 50214960.

The previous prime is 153155983. The next prime is 153156001. The reversal of 153155994 is 499551351.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208864 + ... + 209595.

It is an arithmetic number, because the mean of its divisors is an integer number (19458390).

Almost surely, 2^153155994 is an apocalyptic number.

153155994 is an abundant number, since it is smaller than the sum of its proper divisors (158178246).

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

153155994 is a wasteful number, since it uses less digits than its factorization.

153155994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418525.

The product of its digits is 121500, while the sum is 42.

The square root of 153155994 is about 12375.6209541178. The cubic root of 153155994 is about 535.0298338387.

The spelling of 153155994 in words is "one hundred fifty-three million, one hundred fifty-five thousand, nine hundred ninety-four".