13431002 has 32 divisors (see below), whose sum is σ = 22982400. Its totient is φ = 5842368.

The previous prime is 13430993. The next prime is 13431017. The reversal of 13431002 is 20013431.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35249 + ... + 35627.

It is an arithmetic number, because the mean of its divisors is an integer number (718200).

Almost surely, 2^13431002 is an apocalyptic number.

13431002 is a deficient number, since it is larger than the sum of its proper divisors (9551398).

13431002 is a wasteful number, since it uses less digits than its factorization.

13431002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 13431002 is about 3664.8331476344. The cubic root of 13431002 is about 237.7038073270.

Adding to 13431002 its reverse (20013431), we get a palindrome (33444433).

The spelling of 13431002 in words is "thirteen million, four hundred thirty-one thousand, two".