1298886604 has 12 divisors (see below), whose sum is σ = 2273620104. Its totient is φ = 649280864.

The previous prime is 1298886557. The next prime is 1298886661. The reversal of 1298886604 is 4066888921.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21634 + ... + 55369.

It is an arithmetic number, because the mean of its divisors is an integer number (189468342).

Almost surely, 2^1298886604 is an apocalyptic number.

It is an amenable number.

1298886604 is a deficient number, since it is larger than the sum of its proper divisors (974733500).

1298886604 is a wasteful number, since it uses less digits than its factorization.

1298886604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81224 (or 81222 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 52.

The square root of 1298886604 is about 36040.0694227966. The cubic root of 1298886604 is about 1091.0812165112.

The spelling of 1298886604 in words is "one billion, two hundred ninety-eight million, eight hundred eighty-six thousand, six hundred four".