1314121399 has 32 divisors (see below), whose sum is σ = 1455822720. Its totient is φ = 1182246912.

The previous prime is 1314121397. The next prime is 1314121421. The reversal of 1314121399 is 9931214131.

It is a cyclic number.

It is not a de Polignac number, because 1314121399 - 2¹ = 1314121397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1314121397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6670569 + ... + 6670765.

It is an arithmetic number, because the mean of its divisors is an integer number (45494460).

Almost surely, 2^1314121399 is an apocalyptic number.

1314121399 is a deficient number, since it is larger than the sum of its proper divisors (141701321).

1314121399 is a wasteful number, since it uses less digits than its factorization.

1314121399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459.

The product of its digits is 5832, while the sum is 34.

The square root of 1314121399 is about 36250.8123908968. The cubic root of 1314121399 is about 1095.3304532833.

The spelling of 1314121399 in words is "one billion, three hundred fourteen million, one hundred twenty-one thousand, three hundred ninety-nine".