1132190644 has 12 divisors (see below), whose sum is σ = 2133744004. Its totient is φ = 522549504.

The previous prime is 1132190641. The next prime is 1132190651. The reversal of 1132190644 is 4460912311.

It can be written as a sum of positive squares in 2 ways, for example, as 604569744 + 527620900 = 24588^2 + 22970^2 .

It is a super-2 number, since 2×1132190644² = 2563711308722269472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132190641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10886397 + ... + 10886500.

Almost surely, 2^1132190644 is an apocalyptic number.

It is an amenable number.

1132190644 is a deficient number, since it is larger than the sum of its proper divisors (1001553360).

1132190644 is a wasteful number, since it uses less digits than its factorization.

1132190644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21772914 (or 21772912 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1132190644 is about 33648.0407156197. The cubic root of 1132190644 is about 1042.2530800938.

The spelling of 1132190644 in words is "one billion, one hundred thirty-two million, one hundred ninety thousand, six hundred forty-four".