167151947 has 2 divisors, whose sum is σ = 167151948. Its totient is φ = 167151946.

The previous prime is 167151899. The next prime is 167151953. The reversal of 167151947 is 749151761.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-167151947 is a prime.

It is not a weakly prime, because it can be changed into another prime (167154947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83575973 + 83575974.

It is an arithmetic number, because the mean of its divisors is an integer number (83575974).

Almost surely, 2^167151947 is an apocalyptic number.

167151947 is a deficient number, since it is larger than the sum of its proper divisors (1).

167151947 is an equidigital number, since it uses as much as digits as its factorization.

167151947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 41.

The square root of 167151947 is about 12928.7256525924. The cubic root of 167151947 is about 550.8548107087.

The spelling of 167151947 in words is "one hundred sixty-seven million, one hundred fifty-one thousand, nine hundred forty-seven".