1399047813239 has 8 divisors (see below), whose sum is σ = 1476279082080. Its totient is φ = 1323183469696.

The previous prime is 1399047813197. The next prime is 1399047813253. The reversal of 1399047813239 is 9323187409931.

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 1399047813239 - 2¹² = 1399047809143 is a prime.

It is a super-2 number, since 2×1399047813239² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1399047813139) 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, 341729222 + ... + 341733315.

It is an arithmetic number, because the mean of its divisors is an integer number (184534885260).

Almost surely, 2^{1399047813239} is an apocalyptic number.

1399047813239 is a deficient number, since it is larger than the sum of its proper divisors (77231268841).

1399047813239 is an equidigital number, since it uses as much as digits as its factorization.

1399047813239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683462649.

The product of its (nonzero) digits is 8817984, while the sum is 59.

The spelling of 1399047813239 in words is "one trillion, three hundred ninety-nine billion, forty-seven million, eight hundred thirteen thousand, two hundred thirty-nine".