161413567 has 12 divisors (see below), whose sum is σ = 188041840. Its totient is φ = 135727488.

The previous prime is 161413561. The next prime is 161413579. The reversal of 161413567 is 765314161.

It is not a de Polignac number, because 161413567 - 2¹⁹ = 160889279 is a prime.

It is a super-2 number, since 2×161413567² = 52108679223326978, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161413561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15559 + ... + 23767.

Almost surely, 2^161413567 is an apocalyptic number.

161413567 is a deficient number, since it is larger than the sum of its proper divisors (26628273).

161413567 is an frugal number, since it uses more digits than its factorization.

161413567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8322 (or 8269 counting only the distinct ones).

The product of its digits is 15120, while the sum is 34.

The square root of 161413567 is about 12704.8639111169. The cubic root of 161413567 is about 544.4775927231.

The spelling of 161413567 in words is "one hundred sixty-one million, four hundred thirteen thousand, five hundred sixty-seven".