1180131 has 4 divisors (see below), whose sum is σ = 1573512. Its totient is φ = 786752.

The previous prime is 1180121. The next prime is 1180133. The reversal of 1180131 is 1310811.

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 1180131 - 2⁵ = 1180099 is a prime.

It is a super-2 number, since 2×1180131² = 2785418354322, which contains 22 as substring.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 1180131.

It is not an unprimeable number, because it can be changed into a prime (1180133) 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, 196686 + ... + 196691.

It is an arithmetic number, because the mean of its divisors is an integer number (393378).

2^1180131 is an apocalyptic number.

1180131 is a deficient number, since it is larger than the sum of its proper divisors (393381).

1180131 is an equidigital number, since it uses as much as digits as its factorization.

1180131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393380.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 1180131 is about 1086.3383450841. The cubic root of 1180131 is about 105.6760908489.

Adding to 1180131 its reverse (1310811), we get a palindrome (2490942).

The spelling of 1180131 in words is "one million, one hundred eighty thousand, one hundred thirty-one".