167320651 has 2 divisors, whose sum is σ = 167320652. Its totient is φ = 167320650.

The previous prime is 167320627. The next prime is 167320661. The reversal of 167320651 is 156023761.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 167320651 - 2⁵ = 167320619 is a prime.

It is not a weakly prime, because it can be changed into another prime (167320661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83660325 + 83660326.

It is an arithmetic number, because the mean of its divisors is an integer number (83660326).

Almost surely, 2^167320651 is an apocalyptic number.

167320651 is a deficient number, since it is larger than the sum of its proper divisors (1).

167320651 is an equidigital number, since it uses as much as digits as its factorization.

167320651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 167320651 is about 12935.2483934403. The cubic root of 167320651 is about 551.0400716134.

The spelling of 167320651 in words is "one hundred sixty-seven million, three hundred twenty thousand, six hundred fifty-one".