161852054 has 32 divisors (see below), whose sum is σ = 308453376. Its totient is φ = 61961760.

The previous prime is 161852039. The next prime is 161852069. The reversal of 161852054 is 450258161.

161852054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (161852039) and next prime (161852069).

It is a self number, because there is not a number n which added to its sum of digits gives 161852054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8702 + ... + 19985.

It is an arithmetic number, because the mean of its divisors is an integer number (9639168).

Almost surely, 2^161852054 is an apocalyptic number.

161852054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

161852054 is a deficient number, since it is larger than the sum of its proper divisors (146601322).

161852054 is a wasteful number, since it uses less digits than its factorization.

161852054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28740.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 161852054 is about 12722.1088660646. The cubic root of 161852054 is about 544.9701793295.

The spelling of 161852054 in words is "one hundred sixty-one million, eight hundred fifty-two thousand, fifty-four".