1391625008017 has 8 divisors (see below), whose sum is σ = 1392298891200. Its totient is φ = 1390951293264.

The previous prime is 1391625007973. The next prime is 1391625008027. The reversal of 1391625008017 is 7108005261931.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1391625008017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1391625008027) 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, 18384834 + ... + 18460372.

It is an arithmetic number, because the mean of its divisors is an integer number (174037361400).

Almost surely, 2^{1391625008017} is an apocalyptic number.

It is an amenable number.

1391625008017 is a deficient number, since it is larger than the sum of its proper divisors (673883183).

1391625008017 is an equidigital number, since it uses as much as digits as its factorization.

1391625008017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84215.

The product of its (nonzero) digits is 90720, while the sum is 43.

The spelling of 1391625008017 in words is "one trillion, three hundred ninety-one billion, six hundred twenty-five million, eight thousand, seventeen".