1376139 has 8 divisors (see below), whose sum is σ = 1854160. Its totient is φ = 907776.

The previous prime is 1376131. The next prime is 1376147. The reversal of 1376139 is 9316731.

It is an interprime number because it is at equal distance from previous prime (1376131) and next prime (1376147).

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

It is not a de Polignac number, because 1376139 - 2³ = 1376131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1376131) 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, 2074 + ... + 2655.

It is an arithmetic number, because the mean of its divisors is an integer number (231770).

2^1376139 is an apocalyptic number.

1376139 is a deficient number, since it is larger than the sum of its proper divisors (478021).

1376139 is an equidigital number, since it uses as much as digits as its factorization.

1376139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4829.

The product of its digits is 3402, while the sum is 30.

The square root of 1376139 is about 1173.0895106513. The cubic root of 1376139 is about 111.2297004581.

The spelling of 1376139 in words is "one million, three hundred seventy-six thousand, one hundred thirty-nine".