402959071 has 2 divisors, whose sum is σ = 402959072. Its totient is φ = 402959070.

The previous prime is 402959047. The next prime is 402959077. The reversal of 402959071 is 170959204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402959071 - 2⁷ = 402958943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 402959071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402959077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201479535 + 201479536.

It is an arithmetic number, because the mean of its divisors is an integer number (201479536).

Almost surely, 2^402959071 is an apocalyptic number.

402959071 is a deficient number, since it is larger than the sum of its proper divisors (1).

402959071 is an equidigital number, since it uses as much as digits as its factorization.

402959071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 402959071 is about 20073.8404646445. The cubic root of 402959071 is about 738.6187229358.

The spelling of 402959071 in words is "four hundred two million, nine hundred fifty-nine thousand, seventy-one".