1131142004 has 12 divisors (see below), whose sum is σ = 2025533664. Its totient is φ = 552418104.

The previous prime is 1131141959. The next prime is 1131142031. The reversal of 1131142004 is 4002411311.

It is a happy number.

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, 3288032 + ... + 3288375.

It is an arithmetic number, because the mean of its divisors is an integer number (168794472).

Almost surely, 2^1131142004 is an apocalyptic number.

It is an amenable number.

1131142004 is a deficient number, since it is larger than the sum of its proper divisors (894391660).

1131142004 is a wasteful number, since it uses less digits than its factorization.

1131142004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6576454 (or 6576452 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1131142004 is about 33632.4546234734. The cubic root of 1131142004 is about 1041.9312008883.

Adding to 1131142004 its reverse (4002411311), we get a palindrome (5133553315).

The spelling of 1131142004 in words is "one billion, one hundred thirty-one million, one hundred forty-two thousand, four".