1171039 has 2 divisors, whose sum is σ = 1171040. Its totient is φ = 1171038.

The previous prime is 1171033. The next prime is 1171057. The reversal of 1171039 is 9301711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1171039 - 2³ = 1171031 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1171031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585519 + 585520.

It is an arithmetic number, because the mean of its divisors is an integer number (585520).

2^1171039 is an apocalyptic number.

1171039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1171039 is an equidigital number, since it uses as much as digits as its factorization.

1171039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 189, while the sum is 22.

The square root of 1171039 is about 1082.1455539806. The cubic root of 1171039 is about 105.4040066313.

It can be divided in two parts, 117 and 1039, that added together give a square (1156 = 34²).

The spelling of 1171039 in words is "one million, one hundred seventy-one thousand, thirty-nine".