1368500339 has 4 divisors (see below), whose sum is σ = 1391695320. Its totient is φ = 1345305360.

The previous prime is 1368500321. The next prime is 1368500351. The reversal of 1368500339 is 9330058631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9330058631 = 88523 ⋅105397.

It is a cyclic number.

It is not a de Polignac number, because 1368500339 - 2²⁴ = 1351723123 is a prime.

It is a super-2 number, since 2×1368500339² = 3745586355686229842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1368500359) 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, 11597402 + ... + 11597519.

It is an arithmetic number, because the mean of its divisors is an integer number (347923830).

Almost surely, 2^1368500339 is an apocalyptic number.

1368500339 is a deficient number, since it is larger than the sum of its proper divisors (23194981).

1368500339 is an equidigital number, since it uses as much as digits as its factorization.

1368500339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23194980.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 1368500339 is about 36993.2472081054. The cubic root of 1368500339 is about 1110.2351418623.

The spelling of 1368500339 in words is "one billion, three hundred sixty-eight million, five hundred thousand, three hundred thirty-nine".