1170239 has 4 divisors (see below), whose sum is σ = 1337424. Its totient is φ = 1003056.

The previous prime is 1170233. The next prime is 1170251. The reversal of 1170239 is 9320711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9320711 = 47 ⋅198313.

It is a cyclic number.

It is not a de Polignac number, because 1170239 - 2¹⁶ = 1104703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170233) 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, 83582 + ... + 83595.

It is an arithmetic number, because the mean of its divisors is an integer number (334356).

2^1170239 is an apocalyptic number.

1170239 is a deficient number, since it is larger than the sum of its proper divisors (167185).

1170239 is an equidigital number, since it uses as much as digits as its factorization.

1170239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167184.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 1170239 is about 1081.7758547869. The cubic root of 1170239 is about 105.3799987732.

The spelling of 1170239 in words is "one million, one hundred seventy thousand, two hundred thirty-nine".