1406131304 has 32 divisors (see below), whose sum is σ = 2712061440. Its totient is φ = 683088000.

The previous prime is 1406131291. The next prime is 1406131339. The reversal of 1406131304 is 4031316041.

It is a self number, because there is not a number n which added to its sum of digits gives 1406131304.

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, 55004 + ... + 76404.

It is an arithmetic number, because the mean of its divisors is an integer number (84751920).

Almost surely, 2^1406131304 is an apocalyptic number.

It is an amenable number.

1406131304 is a deficient number, since it is larger than the sum of its proper divisors (1305930136).

1406131304 is a wasteful number, since it uses less digits than its factorization.

1406131304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21641 (or 21637 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1406131304 is about 37498.4173532697. The cubic root of 1406131304 is about 1120.3196642817.

Adding to 1406131304 its reverse (4031316041), we get a palindrome (5437447345).

The spelling of 1406131304 in words is "one billion, four hundred six million, one hundred thirty-one thousand, three hundred four".