1379925607 has 4 divisors (see below), whose sum is σ = 1392822216. Its totient is φ = 1367029000.

The previous prime is 1379925587. The next prime is 1379925623. The reversal of 1379925607 is 7065299731.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1379925607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1379925707) 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, 6448144 + ... + 6448357.

It is an arithmetic number, because the mean of its divisors is an integer number (348205554).

Almost surely, 2^1379925607 is an apocalyptic number.

1379925607 is a deficient number, since it is larger than the sum of its proper divisors (12896609).

1379925607 is a wasteful number, since it uses less digits than its factorization.

1379925607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12896608.

The product of its (nonzero) digits is 714420, while the sum is 49.

The square root of 1379925607 is about 37147.3499323976. The cubic root of 1379925607 is about 1113.3162752615.

The spelling of 1379925607 in words is "one billion, three hundred seventy-nine million, nine hundred twenty-five thousand, six hundred seven".