402995413 has 2 divisors, whose sum is σ = 402995414. Its totient is φ = 402995412.

The previous prime is 402995399. The next prime is 402995449. The reversal of 402995413 is 314599204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320875569 + 82119844 = 17913^2 + 9062^2 .

It is a cyclic number.

It is not a de Polignac number, because 402995413 - 2⁹ = 402994901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402995713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201497706 + 201497707.

It is an arithmetic number, because the mean of its divisors is an integer number (201497707).

Almost surely, 2^402995413 is an apocalyptic number.

It is an amenable number.

402995413 is a deficient number, since it is larger than the sum of its proper divisors (1).

402995413 is an equidigital number, since it uses as much as digits as its factorization.

402995413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 402995413 is about 20074.7456521870. The cubic root of 402995413 is about 738.6409270723.

The spelling of 402995413 in words is "four hundred two million, nine hundred ninety-five thousand, four hundred thirteen".