152121292 has 12 divisors (see below), whose sum is σ = 269204040. Its totient is φ = 75205856.

The previous prime is 152121271. The next prime is 152121313. The reversal of 152121292 is 292121251.

It is an interprime number because it is at equal distance from previous prime (152121271) and next prime (152121313).

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, 213298 + ... + 214009.

It is an arithmetic number, because the mean of its divisors is an integer number (22433670).

Almost surely, 2^152121292 is an apocalyptic number.

It is an amenable number.

152121292 is a deficient number, since it is larger than the sum of its proper divisors (117082748).

152121292 is a wasteful number, since it uses less digits than its factorization.

152121292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427400 (or 427398 counting only the distinct ones).

The product of its digits is 720, while the sum is 25.

The square root of 152121292 is about 12333.7460651661. The cubic root of 152121292 is about 533.8222462888.

The spelling of 152121292 in words is "one hundred fifty-two million, one hundred twenty-one thousand, two hundred ninety-two".