1155041050 has 48 divisors (see below), whose sum is σ = 2179351584. Its totient is φ = 455400000.

The previous prime is 1155041023. The next prime is 1155041089. The reversal of 1155041050 is 501405511.

It is a happy number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1671205 + ... + 1671895.

It is an arithmetic number, because the mean of its divisors is an integer number (45403158).

Almost surely, 2^1155041050 is an apocalyptic number.

1155041050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1155041050 is a deficient number, since it is larger than the sum of its proper divisors (1024310534).

1155041050 is a wasteful number, since it uses less digits than its factorization.

1155041050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135 (or 1130 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 1155041050 is about 33985.8948683126. The cubic root of 1155041050 is about 1049.2181783994.

Adding to 1155041050 its reverse (501405511), we get a palindrome (1656446561).

The spelling of 1155041050 in words is "one billion, one hundred fifty-five million, forty-one thousand, fifty".