161153052 has 24 divisors (see below), whose sum is σ = 377644176. Its totient is φ = 53486208.

The previous prime is 161153051. The next prime is 161153053. The reversal of 161153052 is 250351161.

It is an interprime number because it is at equal distance from previous prime (161153051) and next prime (161153053).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161153051) 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, 26023 + ... + 31614.

It is an arithmetic number, because the mean of its divisors is an integer number (15735174).

Almost surely, 2^161153052 is an apocalyptic number.

161153052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

161153052 is an abundant number, since it is smaller than the sum of its proper divisors (216491124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161153052 is a wasteful number, since it uses less digits than its factorization.

161153052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57877 (or 57875 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 161153052 is about 12694.6072014852. The cubic root of 161153052 is about 544.1845133542.

The spelling of 161153052 in words is "one hundred sixty-one million, one hundred fifty-three thousand, fifty-two".