406064235132971 has 2 divisors, whose sum is σ = 406064235132972. Its totient is φ = 406064235132970.

The previous prime is 406064235132967. The next prime is 406064235133019. The reversal of 406064235132971 is 179231532460604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 406064235132971 - 2² = 406064235132967 is a prime.

It is not a weakly prime, because it can be changed into another prime (406064235132571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203032117566485 + 203032117566486.

It is an arithmetic number, because the mean of its divisors is an integer number (203032117566486).

Almost surely, 2^{406064235132971} is an apocalyptic number.

406064235132971 is a deficient number, since it is larger than the sum of its proper divisors (1).

406064235132971 is an equidigital number, since it uses as much as digits as its factorization.

406064235132971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 406064235132971 in words is "four hundred six trillion, sixty-four billion, two hundred thirty-five million, one hundred thirty-two thousand, nine hundred seventy-one".