1305424513402 has 16 divisors (see below), whose sum is σ = 2006145564192. Its totient is φ = 636746760720.

The previous prime is 1305424513381. The next prime is 1305424513451. The reversal of 1305424513402 is 2043154245031.

It is a super-2 number, since 2×1305424513402² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9288673 + ... + 9428164.

It is an arithmetic number, because the mean of its divisors is an integer number (125384097762).

Almost surely, 2^{1305424513402} is an apocalyptic number.

1305424513402 is a deficient number, since it is larger than the sum of its proper divisors (700721050790).

1305424513402 is a wasteful number, since it uses less digits than its factorization.

1305424513402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18717693.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 1305424513402 its reverse (2043154245031), we get a palindrome (3348578758433).

The spelling of 1305424513402 in words is "one trillion, three hundred five billion, four hundred twenty-four million, five hundred thirteen thousand, four hundred two".