1301299992 has 64 divisors (see below), whose sum is σ = 3659397600. Its totient is φ = 433760832.

The previous prime is 1301299921. The next prime is 1301300009. The reversal of 1301299992 is 2999921031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19693 + ... + 54684.

Almost surely, 2^1301299992 is an apocalyptic number.

1301299992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1301299992 is an abundant number, since it is smaller than the sum of its proper divisors (2358097608).

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

1301299992 is an frugal number, since it uses more digits than its factorization.

1301299992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74404 (or 74382 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 45.

The square root of 1301299992 is about 36073.5358954456. The cubic root of 1301299992 is about 1091.7565572530.

The spelling of 1301299992 in words is "one billion, three hundred one million, two hundred ninety-nine thousand, nine hundred ninety-two".