401532167 has 2 divisors, whose sum is σ = 401532168. Its totient is φ = 401532166.

The previous prime is 401532143. The next prime is 401532223. The reversal of 401532167 is 761235104.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401532167 is a prime.

It is a super-2 number, since 2×401532167² = 322456162271431778, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401532107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200766083 + 200766084.

It is an arithmetic number, because the mean of its divisors is an integer number (200766084).

Almost surely, 2^401532167 is an apocalyptic number.

401532167 is a deficient number, since it is larger than the sum of its proper divisors (1).

401532167 is an equidigital number, since it uses as much as digits as its factorization.

401532167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 401532167 is about 20038.2675648370. The cubic root of 401532167 is about 737.7458596931.

The spelling of 401532167 in words is "four hundred one million, five hundred thirty-two thousand, one hundred sixty-seven".