1120155436 has 24 divisors (see below), whose sum is σ = 1975820336. Its totient is φ = 555647040.

The previous prime is 1120155433. The next prime is 1120155437. The reversal of 1120155436 is 6345510211.

It is not an unprimeable number, because it can be changed into a prime (1120155433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 640315 + ... + 642061.

Almost surely, 2^1120155436 is an apocalyptic number.

It is an amenable number.

1120155436 is a deficient number, since it is larger than the sum of its proper divisors (855664900).

1120155436 is a wasteful number, since it uses less digits than its factorization.

1120155436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2929 (or 2927 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1120155436 is about 33468.7232502227. The cubic root of 1120155436 is about 1038.5468598452.

Adding to 1120155436 its reverse (6345510211), we get a palindrome (7465665647).

The spelling of 1120155436 in words is "one billion, one hundred twenty million, one hundred fifty-five thousand, four hundred thirty-six".