68973167 has 2 divisors, whose sum is σ = 68973168. Its totient is φ = 68973166.

The previous prime is 68973137. The next prime is 68973187. The reversal of 68973167 is 76137986.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68973167 - 2⁶ = 68973103 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68973137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34486583 + 34486584.

It is an arithmetic number, because the mean of its divisors is an integer number (34486584).

Almost surely, 2^68973167 is an apocalyptic number.

68973167 is a deficient number, since it is larger than the sum of its proper divisors (1).

68973167 is an equidigital number, since it uses as much as digits as its factorization.

68973167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 47.

The square root of 68973167 is about 8305.0085490624. The cubic root of 68973167 is about 410.1034182900.

The spelling of 68973167 in words is "sixty-eight million, nine hundred seventy-three thousand, one hundred sixty-seven".