402654113 has 2 divisors, whose sum is σ = 402654114. Its totient is φ = 402654112.

The previous prime is 402654101. The next prime is 402654151. The reversal of 402654113 is 311456204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 256896784 + 145757329 = 16028^2 + 12073^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402654113 is a prime.

It is not a weakly prime, because it can be changed into another prime (402654613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201327056 + 201327057.

It is an arithmetic number, because the mean of its divisors is an integer number (201327057).

Almost surely, 2^402654113 is an apocalyptic number.

It is an amenable number.

402654113 is a deficient number, since it is larger than the sum of its proper divisors (1).

402654113 is an equidigital number, since it uses as much as digits as its factorization.

402654113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 402654113 is about 20066.2431212223. The cubic root of 402654113 is about 738.4323478994.

The spelling of 402654113 in words is "four hundred two million, six hundred fifty-four thousand, one hundred thirteen".