1131140404 has 12 divisors (see below), whose sum is σ = 1984805284. Its totient is φ = 564053184.

The previous prime is 1131140393. The next prime is 1131140411. The reversal of 1131140404 is 4040411311.

It can be written as a sum of positive squares in 2 ways, for example, as 430479504 + 700660900 = 20748^2 + 26470^2 .

It is a super-2 number, since 2×1131140404² = 2558957227122566432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377577 + ... + 380560.

Almost surely, 2^1131140404 is an apocalyptic number.

It is an amenable number.

1131140404 is a deficient number, since it is larger than the sum of its proper divisors (853664880).

1131140404 is a wasteful number, since it uses less digits than its factorization.

1131140404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758514 (or 758512 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1131140404 is about 33632.4308369169. The cubic root of 1131140404 is about 1041.9307096177.

Adding to 1131140404 its reverse (4040411311), we get a palindrome (5171551715).

It can be divided in two parts, 11311 and 40404, that added together give a palindrome (51715).

The spelling of 1131140404 in words is "one billion, one hundred thirty-one million, one hundred forty thousand, four hundred four".