1312023299 has 8 divisors (see below), whose sum is σ = 1327788000. Its totient is φ = 1296326592.

The previous prime is 1312023289. The next prime is 1312023301. The reversal of 1312023299 is 9923202131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1312023299 - 2¹⁶ = 1311957763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1312023239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22367 + ... + 55895.

It is an arithmetic number, because the mean of its divisors is an integer number (165973500).

Almost surely, 2^1312023299 is an apocalyptic number.

1312023299 is a deficient number, since it is larger than the sum of its proper divisors (15764701).

1312023299 is a wasteful number, since it uses less digits than its factorization.

1312023299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33997.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 1312023299 is about 36221.8621691376. The cubic root of 1312023299 is about 1094.7472151968.

The spelling of 1312023299 in words is "one billion, three hundred twelve million, twenty-three thousand, two hundred ninety-nine".