1139329 has 2 divisors, whose sum is σ = 1139330. Its totient is φ = 1139328.

The previous prime is 1139321. The next prime is 1139353. The reversal of 1139329 is 9239311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 960400 + 178929 = 980^2 + 423^2 .

It is a cyclic number.

It is not a de Polignac number, because 1139329 - 2³ = 1139321 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1139297 and 1139306.

It is not a weakly prime, because it can be changed into another prime (1139321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569664 + 569665.

It is an arithmetic number, because the mean of its divisors is an integer number (569665).

2^1139329 is an apocalyptic number.

It is an amenable number.

1139329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1139329 is an equidigital number, since it uses as much as digits as its factorization.

1139329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1458, while the sum is 28.

The square root of 1139329 is about 1067.3935544119. The cubic root of 1139329 is about 104.4438928680.

It can be divided in two parts, 11 and 39329, that added together give a triangular number (39340 = T₂₈₀).

The spelling of 1139329 in words is "one million, one hundred thirty-nine thousand, three hundred twenty-nine".