167281963 has 2 divisors, whose sum is σ = 167281964. Its totient is φ = 167281962.

The previous prime is 167281949. The next prime is 167281969. The reversal of 167281963 is 369182761.

167281963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 167281963 - 2⁵ = 167281931 is a prime.

It is not a weakly prime, because it can be changed into another prime (167281969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83640981 + 83640982.

It is an arithmetic number, because the mean of its divisors is an integer number (83640982).

Almost surely, 2^167281963 is an apocalyptic number.

167281963 is a deficient number, since it is larger than the sum of its proper divisors (1).

167281963 is an equidigital number, since it uses as much as digits as its factorization.

167281963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 43.

The square root of 167281963 is about 12933.7528583161. The cubic root of 167281963 is about 550.9975977137.

The spelling of 167281963 in words is "one hundred sixty-seven million, two hundred eighty-one thousand, nine hundred sixty-three".