1139394 has 16 divisors (see below), whose sum is σ = 2322432. Its totient is φ = 372528.

The previous prime is 1139393. The next prime is 1139407. The reversal of 1139394 is 4939311.

It is not an unprimeable number, because it can be changed into a prime (1139393) 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, 1474 + ... + 2109.

It is an arithmetic number, because the mean of its divisors is an integer number (145152).

2^1139394 is an apocalyptic number.

1139394 is an abundant number, since it is smaller than the sum of its proper divisors (1183038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1139394 is a wasteful number, since it uses less digits than its factorization.

1139394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3641.

The product of its digits is 2916, while the sum is 30.

The square root of 1139394 is about 1067.4240019786. The cubic root of 1139394 is about 104.4458790441.

It can be divided in two parts, 11 and 39394, that multiplied together give a palindrome (433334).

The spelling of 1139394 in words is "one million, one hundred thirty-nine thousand, three hundred ninety-four".