1138379 has 8 divisors (see below), whose sum is σ = 1275888. Its totient is φ = 1006560.

The previous prime is 1138369. The next prime is 1138391. The reversal of 1138379 is 9738311.

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 1138379 - 2⁴ = 1138363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1138369) 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, 992 + ... + 1805.

It is an arithmetic number, because the mean of its divisors is an integer number (159486).

2^1138379 is an apocalyptic number.

1138379 is a deficient number, since it is larger than the sum of its proper divisors (137509).

1138379 is a wasteful number, since it uses less digits than its factorization.

1138379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2845.

The product of its digits is 4536, while the sum is 32.

The square root of 1138379 is about 1066.9484523631. The cubic root of 1138379 is about 104.4148555168.

The spelling of 1138379 in words is "one million, one hundred thirty-eight thousand, three hundred seventy-nine".