1170539 has 4 divisors (see below), whose sum is σ = 1221456. Its totient is φ = 1119624.

The previous prime is 1170523. The next prime is 1170541. The reversal of 1170539 is 9350711.

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

It is a cyclic number.

It is not a de Polignac number, because 1170539 - 2⁴ = 1170523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1170599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25424 + ... + 25469.

It is an arithmetic number, because the mean of its divisors is an integer number (305364).

2^1170539 is an apocalyptic number.

1170539 is a deficient number, since it is larger than the sum of its proper divisors (50917).

1170539 is an equidigital number, since it uses as much as digits as its factorization.

1170539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50916.

The product of its (nonzero) digits is 945, while the sum is 26.

The square root of 1170539 is about 1081.9145067888. The cubic root of 1170539 is about 105.3890030018.

The spelling of 1170539 in words is "one million, one hundred seventy thousand, five hundred thirty-nine".