1310001299 has 4 divisors (see below), whose sum is σ = 1312160064. Its totient is φ = 1307842536.

The previous prime is 1310001289. The next prime is 1310001347. The reversal of 1310001299 is 9921000131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310001299 is a prime.

It is a super-2 number, since 2×1310001299² = 3432206806763374802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310001239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1078472 + ... + 1079685.

It is an arithmetic number, because the mean of its divisors is an integer number (328040016).

Almost surely, 2^1310001299 is an apocalyptic number.

1310001299 is a deficient number, since it is larger than the sum of its proper divisors (2158765).

1310001299 is an equidigital number, since it uses as much as digits as its factorization.

1310001299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2158764.

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 1310001299 is about 36193.9400867051. The cubic root of 1310001299 is about 1094.1845430289.

The spelling of 1310001299 in words is "one billion, three hundred ten million, one thousand, two hundred ninety-nine".