163315373 has 16 divisors (see below), whose sum is σ = 181458816. Its totient is φ = 146007360.

The previous prime is 163315351. The next prime is 163315417. The reversal of 163315373 is 373513361.

It is a cyclic number.

It is not a de Polignac number, because 163315373 - 2⁶ = 163315309 is a prime.

It is a super-2 number, since 2×163315373² = 53343822116258258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163315303) 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, 125858 + ... + 127148.

It is an arithmetic number, because the mean of its divisors is an integer number (11341176).

Almost surely, 2^163315373 is an apocalyptic number.

163315373 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

163315373 is a deficient number, since it is larger than the sum of its proper divisors (18143443).

163315373 is a wasteful number, since it uses less digits than its factorization.

163315373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604.

The product of its digits is 17010, while the sum is 32.

The square root of 163315373 is about 12779.4903263002. The cubic root of 163315373 is about 546.6076292498.

The spelling of 163315373 in words is "one hundred sixty-three million, three hundred fifteen thousand, three hundred seventy-three".