167565361 has 2 divisors, whose sum is σ = 167565362. Its totient is φ = 167565360.

The previous prime is 167565347. The next prime is 167565397. The reversal of 167565361 is 163565761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167547136 + 18225 = 12944^2 + 135^2 .

It is a cyclic number.

It is not a de Polignac number, because 167565361 - 2⁵ = 167565329 is a prime.

It is not a weakly prime, because it can be changed into another prime (167565331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83782680 + 83782681.

It is an arithmetic number, because the mean of its divisors is an integer number (83782681).

Almost surely, 2^167565361 is an apocalyptic number.

It is an amenable number.

167565361 is a deficient number, since it is larger than the sum of its proper divisors (1).

167565361 is an equidigital number, since it uses as much as digits as its factorization.

167565361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 40.

The square root of 167565361 is about 12944.7039749853. The cubic root of 167565361 is about 551.3085766875.

The spelling of 167565361 in words is "one hundred sixty-seven million, five hundred sixty-five thousand, three hundred sixty-one".