1131596 has 12 divisors (see below), whose sum is σ = 2005920. Its totient is φ = 558480.

The previous prime is 1131569. The next prime is 1131617. The reversal of 1131596 is 6951311.

It is an Ulam number.

It is a plaindrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1475 + ... + 2106.

It is an arithmetic number, because the mean of its divisors is an integer number (167160).

2^1131596 is an apocalyptic number.

It is an amenable number.

1131596 is a deficient number, since it is larger than the sum of its proper divisors (874324).

1131596 is a wasteful number, since it uses less digits than its factorization.

1131596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3664 (or 3662 counting only the distinct ones).

The product of its digits is 810, while the sum is 26.

The square root of 1131596 is about 1063.7650116450. The cubic root of 1131596 is about 104.2070579005.

It can be divided in two parts, 11315 and 96, that added together give a palindrome (11411).

The spelling of 1131596 in words is "one million, one hundred thirty-one thousand, five hundred ninety-six".