1131302204 has 12 divisors (see below), whose sum is σ = 1982707944. Its totient is φ = 564814224.

The previous prime is 1131302203. The next prime is 1131302231. The reversal of 1131302204 is 4022031311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131302203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206174 + ... + 211589.

It is an arithmetic number, because the mean of its divisors is an integer number (165225662).

Almost surely, 2^1131302204 is an apocalyptic number.

It is an amenable number.

1131302204 is a deficient number, since it is larger than the sum of its proper divisors (851405740).

1131302204 is a wasteful number, since it uses less digits than its factorization.

1131302204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418444 (or 418442 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1131302204 is about 33634.8361672835. The cubic root of 1131302204 is about 1041.9803870201.

Adding to 1131302204 its reverse (4022031311), we get a palindrome (5153333515).

The spelling of 1131302204 in words is "one billion, one hundred thirty-one million, three hundred two thousand, two hundred four".