167427983 has 2 divisors, whose sum is σ = 167427984. Its totient is φ = 167427982.

The previous prime is 167427979. The next prime is 167427989. The reversal of 167427983 is 389724761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 167427983 - 2² = 167427979 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167427989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83713991 + 83713992.

It is an arithmetic number, because the mean of its divisors is an integer number (83713992).

Almost surely, 2^167427983 is an apocalyptic number.

167427983 is a deficient number, since it is larger than the sum of its proper divisors (1).

167427983 is an equidigital number, since it uses as much as digits as its factorization.

167427983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 47.

The square root of 167427983 is about 12939.3965469801. The cubic root of 167427983 is about 551.1578725554.

The spelling of 167427983 in words is "one hundred sixty-seven million, four hundred twenty-seven thousand, nine hundred eighty-three".