1379591 has 8 divisors (see below), whose sum is σ = 1425600. Its totient is φ = 1334368.

The previous prime is 1379579. The next prime is 1379603. The reversal of 1379591 is 1959731.

It is an interprime number because it is at equal distance from previous prime (1379579) and next prime (1379603).

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 1379591 - 2¹⁰ = 1378567 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 (1379291) 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, 6905 + ... + 7101.

It is an arithmetic number, because the mean of its divisors is an integer number (178200).

2^1379591 is an apocalyptic number.

1379591 is a deficient number, since it is larger than the sum of its proper divisors (46009).

1379591 is a wasteful number, since it uses less digits than its factorization.

1379591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393.

The product of its digits is 8505, while the sum is 35.

The square root of 1379591 is about 1174.5599175862. The cubic root of 1379591 is about 111.3226281634.

The spelling of 1379591 in words is "one million, three hundred seventy-nine thousand, five hundred ninety-one".