2311661132 has 24 divisors (see below), whose sum is σ = 4437840960. Its totient is φ = 1044881360.

The previous prime is 2311661101. The next prime is 2311661153.

2311661132 is nontrivially palindromic in base 10.

It is an unprimeable number.

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, 138878 + ... + 154629.

It is an arithmetic number, because the mean of its divisors is an integer number (184910040).

Almost surely, 2^2311661132 is an apocalyptic number.

2311661132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2311661132 is a deficient number, since it is larger than the sum of its proper divisors (2126179828).

2311661132 is a wasteful number, since it uses less digits than its factorization.

2311661132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293701 (or 293699 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 2311661132 is about 48079.7372288992. The cubic root of 2311661132 is about 1322.2331978228.

It can be divided in two parts, 23116 and 61132, that added together give a palindrome (84248).

The spelling of 2311661132 in words is "two billion, three hundred eleven million, six hundred sixty-one thousand, one hundred thirty-two".