161052152 has 16 divisors (see below), whose sum is σ = 319736160. Its totient is φ = 75789184.

The previous prime is 161052149. The next prime is 161052179. The reversal of 161052152 is 251250161.

It is a happy number.

It is a super-2 number, since 2×161052152² = 51875591327662208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 591968 + ... + 592239.

It is an arithmetic number, because the mean of its divisors is an integer number (19983510).

Almost surely, 2^161052152 is an apocalyptic number.

It is an amenable number.

161052152 is a deficient number, since it is larger than the sum of its proper divisors (158684008).

161052152 is a wasteful number, since it uses less digits than its factorization.

161052152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184230 (or 1184226 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 161052152 is about 12690.6324507489. The cubic root of 161052152 is about 544.0709160001.

The spelling of 161052152 in words is "one hundred sixty-one million, fifty-two thousand, one hundred fifty-two".