161373675 has 24 divisors (see below), whose sum is σ = 267782464. Its totient is φ = 85750560.

The previous prime is 161373671. The next prime is 161373679. The reversal of 161373675 is 576373161.

It is an interprime number because it is at equal distance from previous prime (161373671) and next prime (161373679).

It is not a de Polignac number, because 161373675 - 2² = 161373671 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (161373671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17424 + ... + 25026.

Almost surely, 2^161373675 is an apocalyptic number.

161373675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

161373675 is a deficient number, since it is larger than the sum of its proper divisors (106408789).

161373675 is a wasteful number, since it uses less digits than its factorization.

161373675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7899 (or 7894 counting only the distinct ones).

The product of its digits is 79380, while the sum is 39.

The square root of 161373675 is about 12703.2938641913. The cubic root of 161373675 is about 544.4327346811.

The spelling of 161373675 in words is "one hundred sixty-one million, three hundred seventy-three thousand, six hundred seventy-five".