161304794 has 32 divisors (see below), whose sum is σ = 291849600. Its totient is φ = 65318400.

The previous prime is 161304791. The next prime is 161304797. The reversal of 161304794 is 497403161.

161304794 is digitally balanced in base 2 and base 3, because in such bases 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 (161304791) and next prime (161304797).

It is not an unprimeable number, because it can be changed into a prime (161304791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159362 + ... + 160370.

It is an arithmetic number, because the mean of its divisors is an integer number (9120300).

Almost surely, 2^161304794 is an apocalyptic number.

161304794 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

161304794 is a deficient number, since it is larger than the sum of its proper divisors (130544806).

161304794 is a wasteful number, since it uses less digits than its factorization.

161304794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 161304794 is about 12700.5824275897. The cubic root of 161304794 is about 544.3552614746.

The spelling of 161304794 in words is "one hundred sixty-one million, three hundred four thousand, seven hundred ninety-four".