1131863326 has 32 divisors (see below), whose sum is σ = 1959966720. Its totient is φ = 484819200.

The previous prime is 1131863309. The next prime is 1131863333. The reversal of 1131863326 is 6233681311.

It is a super-2 number, since 2×1131863326² = 2562229177487564552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131863291 and 1131863300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72750 + ... + 86926.

It is an arithmetic number, because the mean of its divisors is an integer number (61248960).

Almost surely, 2^1131863326 is an apocalyptic number.

1131863326 is a deficient number, since it is larger than the sum of its proper divisors (828103394).

1131863326 is a wasteful number, since it uses less digits than its factorization.

1131863326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14400.

The product of its digits is 15552, while the sum is 34.

The square root of 1131863326 is about 33643.1765147110. The cubic root of 1131863326 is about 1042.1526314411.

The spelling of 1131863326 in words is "one billion, one hundred thirty-one million, eight hundred sixty-three thousand, three hundred twenty-six".