152312073 has 4 divisors (see below), whose sum is σ = 203082768. Its totient is φ = 101541380.

The previous prime is 152312053. The next prime is 152312077. The reversal of 152312073 is 370213251.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 152312073 - 2⁹ = 152311561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (152312077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25385343 + ... + 25385348.

It is an arithmetic number, because the mean of its divisors is an integer number (50770692).

Almost surely, 2^152312073 is an apocalyptic number.

It is an amenable number.

152312073 is a deficient number, since it is larger than the sum of its proper divisors (50770695).

152312073 is an equidigital number, since it uses as much as digits as its factorization.

152312073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50770694.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 152312073 is about 12341.4777478226. The cubic root of 152312073 is about 534.0453152079.

The spelling of 152312073 in words is "one hundred fifty-two million, three hundred twelve thousand, seventy-three".