402134403013 has 4 divisors (see below), whose sum is σ = 459582174880. Its totient is φ = 344686631148.

The previous prime is 402134403007. The next prime is 402134403049. The reversal of 402134403013 is 310304431204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 402134403013 - 2³⁷ = 264695449541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402134503013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28723885923 + ... + 28723885936.

It is an arithmetic number, because the mean of its divisors is an integer number (114895543720).

Almost surely, 2^402134403013 is an apocalyptic number.

It is an amenable number.

402134403013 is a deficient number, since it is larger than the sum of its proper divisors (57447771867).

402134403013 is an equidigital number, since it uses as much as digits as its factorization.

402134403013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57447771866.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 402134403013 its reverse (310304431204), we get a palindrome (712438834217).

The spelling of 402134403013 in words is "four hundred two billion, one hundred thirty-four million, four hundred three thousand, thirteen".