1379413825 has 6 divisors (see below), whose sum is σ = 1710473174. Its totient is φ = 1103531040.

The previous prime is 1379413807. The next prime is 1379413837. The reversal of 1379413825 is 5283149731.

It can be written as a sum of positive squares in 3 ways, for example, as 490002496 + 889411329 = 22136^2 + 29823^2 .

It is not a de Polignac number, because 1379413825 - 2⁵ = 1379413793 is a prime.

It is a super-2 number, since 2×1379413825² = 3805565001202261250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27588252 + ... + 27588301.

Almost surely, 2^1379413825 is an apocalyptic number.

It is an amenable number.

1379413825 is a deficient number, since it is larger than the sum of its proper divisors (331059349).

1379413825 is an equidigital number, since it uses as much as digits as its factorization.

1379413825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55176563 (or 55176558 counting only the distinct ones).

The product of its digits is 181440, while the sum is 43.

The square root of 1379413825 is about 37140.4607537386. The cubic root of 1379413825 is about 1113.1786239561.

The spelling of 1379413825 in words is "one billion, three hundred seventy-nine million, four hundred thirteen thousand, eight hundred twenty-five".