402323400937 has 2 divisors, whose sum is σ = 402323400938. Its totient is φ = 402323400936.

The previous prime is 402323400911. The next prime is 402323401019. The reversal of 402323400937 is 739004323204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 285673146256 + 116650254681 = 534484^2 + 341541^2 .

It is a cyclic number.

It is not a de Polignac number, because 402323400937 - 2¹⁵ = 402323368169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402323400896 and 402323400905.

It is not a weakly prime, because it can be changed into another prime (402303400937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201161700468 + 201161700469.

It is an arithmetic number, because the mean of its divisors is an integer number (201161700469).

Almost surely, 2^402323400937 is an apocalyptic number.

It is an amenable number.

402323400937 is a deficient number, since it is larger than the sum of its proper divisors (1).

402323400937 is an equidigital number, since it uses as much as digits as its factorization.

402323400937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 37.

The spelling of 402323400937 in words is "four hundred two billion, three hundred twenty-three million, four hundred thousand, nine hundred thirty-seven".