1300311999 has 24 divisors (see below), whose sum is σ = 2149404192. Its totient is φ = 742046400.

The previous prime is 1300311973. The next prime is 1300312003. The reversal of 1300311999 is 9991130031.

It is not a de Polignac number, because 1300311999 - 2⁸ = 1300311743 is a prime.

It is a super-2 number, since 2×1300311999² = 3381622589486752002, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300311919) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35349 + ... + 62049.

It is an arithmetic number, because the mean of its divisors is an integer number (89558508).

Almost surely, 2^1300311999 is an apocalyptic number.

1300311999 is a deficient number, since it is larger than the sum of its proper divisors (849092193).

1300311999 is a wasteful number, since it uses less digits than its factorization.

1300311999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27487 (or 27484 counting only the distinct ones).

The product of its (nonzero) digits is 6561, while the sum is 36.

The square root of 1300311999 is about 36059.8391427361. The cubic root of 1300311999 is about 1091.4801872280.

The spelling of 1300311999 in words is "one billion, three hundred million, three hundred eleven thousand, nine hundred ninety-nine".