1139434 has 4 divisors (see below), whose sum is σ = 1709154. Its totient is φ = 569716.

The previous prime is 1139423. The next prime is 1139461. The reversal of 1139434 is 4349311.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1108809 + 30625 = 1053^2 + 175^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1139399 and 1139408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 284857 + ... + 284860.

2^1139434 is an apocalyptic number.

1139434 is a deficient number, since it is larger than the sum of its proper divisors (569720).

1139434 is an equidigital number, since it uses as much as digits as its factorization.

1139434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569719.

The product of its digits is 1296, while the sum is 25.

The square root of 1139434 is about 1067.4427385111. The cubic root of 1139434 is about 104.4471012687.

The spelling of 1139434 in words is "one million, one hundred thirty-nine thousand, four hundred thirty-four".