1151120204 has 12 divisors (see below), whose sum is σ = 2169418944. Its totient is φ = 531286224.

The previous prime is 1151120189. The next prime is 1151120207. The reversal of 1151120204 is 4020211511.

It is not an unprimeable number, because it can be changed into a prime (1151120207) 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, 11068412 + ... + 11068515.

It is an arithmetic number, because the mean of its divisors is an integer number (180784912).

Almost surely, 2^1151120204 is an apocalyptic number.

It is an amenable number.

1151120204 is a deficient number, since it is larger than the sum of its proper divisors (1018298740).

1151120204 is a wasteful number, since it uses less digits than its factorization.

1151120204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22136944 (or 22136942 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 1151120204 is about 33928.1624023465. The cubic root of 1151120204 is about 1048.0296242330.

Adding to 1151120204 its reverse (4020211511), we get a palindrome (5171331715).

The spelling of 1151120204 in words is "one billion, one hundred fifty-one million, one hundred twenty thousand, two hundred four".