1300899672 has 48 divisors (see below), whose sum is σ = 3526712280. Its totient is φ = 433209600.

The previous prime is 1300899647. The next prime is 1300899703. The reversal of 1300899672 is 2769980031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70272 + ... + 86832.

Almost surely, 2^1300899672 is an apocalyptic number.

1300899672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1300899672 is an abundant number, since it is smaller than the sum of its proper divisors (2225812608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1300899672 is a wasteful number, since it uses less digits than its factorization.

1300899672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17664 (or 17657 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 1300899672 is about 36067.9868027036. The cubic root of 1300899672 is about 1091.6445931114.

The spelling of 1300899672 in words is "one billion, three hundred million, eight hundred ninety-nine thousand, six hundred seventy-two".