252239151 has 8 divisors (see below), whose sum is σ = 336535344. Its totient is φ = 168051200.

The previous prime is 252239123. The next prime is 252239153. The reversal of 252239151 is 151932252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252239151 - 2¹⁰ = 252238127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252239153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21456 + ... + 31061.

It is an arithmetic number, because the mean of its divisors is an integer number (42066918).

Almost surely, 2^252239151 is an apocalyptic number.

252239151 is a deficient number, since it is larger than the sum of its proper divisors (84296193).

252239151 is a wasteful number, since it uses less digits than its factorization.

252239151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54121.

The product of its digits is 5400, while the sum is 30.

The square root of 252239151 is about 15882.0386285892. The cubic root of 252239151 is about 631.8357066067.

The spelling of 252239151 in words is "two hundred fifty-two million, two hundred thirty-nine thousand, one hundred fifty-one".