1170331 has 8 divisors (see below), whose sum is σ = 1268784. Its totient is φ = 1075200.

The previous prime is 1170329. The next prime is 1170349. The reversal of 1170331 is 1330711.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a 11-Lehmer number, since φ(1170331) divides (1170331-1)¹¹.

It is a cyclic number.

It is not a de Polignac number, because 1170331 - 2¹ = 1170329 is a prime.

It is a super-2 number, since 2×1170331² = 2739349299122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1170311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70 + ... + 1531.

It is an arithmetic number, because the mean of its divisors is an integer number (158598).

2^1170331 is an apocalyptic number.

1170331 is a deficient number, since it is larger than the sum of its proper divisors (98453).

1170331 is a wasteful number, since it uses less digits than its factorization.

1170331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1661.

The product of its (nonzero) digits is 63, while the sum is 16.

The square root of 1170331 is about 1081.8183766234. The cubic root of 1170331 is about 105.3827602335.

The spelling of 1170331 in words is "one million, one hundred seventy thousand, three hundred thirty-one".