161363004 has 48 divisors (see below), whose sum is σ = 420309120. Its totient is φ = 47759040.

The previous prime is 161362987. The next prime is 161363017. The reversal of 161363004 is 400363161.

161363004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 8539 + ... + 19890.

It is an arithmetic number, because the mean of its divisors is an integer number (8756440).

Almost surely, 2^161363004 is an apocalyptic number.

It is an amenable number.

161363004 is an abundant number, since it is smaller than the sum of its proper divisors (258946116).

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

161363004 is a wasteful number, since it uses less digits than its factorization.

161363004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28490 (or 28488 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 161363004 is about 12702.8738480708. The cubic root of 161363004 is about 544.4207340254.

The spelling of 161363004 in words is "one hundred sixty-one million, three hundred sixty-three thousand, four".