167505061 has 2 divisors, whose sum is σ = 167505062. Its totient is φ = 167505060.

The previous prime is 167505053. The next prime is 167505077. The reversal of 167505061 is 160505761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86397025 + 81108036 = 9295^2 + 9006^2 .

It is a cyclic number.

It is not a de Polignac number, because 167505061 - 2³ = 167505053 is a prime.

It is a super-2 number, since 2×167505061² = 56115890921227442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167502061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83752530 + 83752531.

It is an arithmetic number, because the mean of its divisors is an integer number (83752531).

Almost surely, 2^167505061 is an apocalyptic number.

It is an amenable number.

167505061 is a deficient number, since it is larger than the sum of its proper divisors (1).

167505061 is an equidigital number, since it uses as much as digits as its factorization.

167505061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 167505061 is about 12942.3746275558. The cubic root of 167505061 is about 551.2424375294.

The spelling of 167505061 in words is "one hundred sixty-seven million, five hundred five thousand, sixty-one".