153125855 has 4 divisors (see below), whose sum is σ = 183751032. Its totient is φ = 122500680.

The previous prime is 153125839. The next prime is 153125873. The reversal of 153125855 is 558521351.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 153125855 - 2⁴ = 153125839 is a prime.

It is a Duffinian number.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 15312581 + ... + 15312590.

It is an arithmetic number, because the mean of its divisors is an integer number (45937758).

Almost surely, 2^153125855 is an apocalyptic number.

153125855 is a deficient number, since it is larger than the sum of its proper divisors (30625177).

153125855 is an equidigital number, since it uses as much as digits as its factorization.

153125855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30625176.

The product of its digits is 30000, while the sum is 35.

The square root of 153125855 is about 12374.4032179334. The cubic root of 153125855 is about 534.9947360241.

The spelling of 153125855 in words is "one hundred fifty-three million, one hundred twenty-five thousand, eight hundred fifty-five".