1133618642 has 16 divisors (see below), whose sum is σ = 1894377240. Its totient is φ = 505166592.

The previous prime is 1133618623. The next prime is 1133618699. The reversal of 1133618642 is 2468163311.

It can be written as a sum of positive squares in 4 ways, for example, as 1061521561 + 72097081 = 32581^2 + 8491^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 750983 + ... + 752490.

Almost surely, 2^1133618642 is an apocalyptic number.

1133618642 is a deficient number, since it is larger than the sum of its proper divisors (760758598).

1133618642 is a wasteful number, since it uses less digits than its factorization.

1133618642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503517.

The product of its digits is 20736, while the sum is 35.

The square root of 1133618642 is about 33669.2536596819. The cubic root of 1133618642 is about 1042.6910834840.

The spelling of 1133618642 in words is "one billion, one hundred thirty-three million, six hundred eighteen thousand, six hundred forty-two".