1155103032 has 64 divisors (see below), whose sum is σ = 2930981760. Its totient is φ = 379299200.

The previous prime is 1155103021. The next prime is 1155103051. The reversal of 1155103032 is 2303015511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 977482 + ... + 978662.

It is an arithmetic number, because the mean of its divisors is an integer number (45796590).

Almost surely, 2^1155103032 is an apocalyptic number.

1155103032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1155103032 is an abundant number, since it is smaller than the sum of its proper divisors (1775878728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1155103032 is a wasteful number, since it uses less digits than its factorization.

1155103032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1764 (or 1760 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 1155103032 is about 33986.8067343786. The cubic root of 1155103032 is about 1049.2369458357.

Adding to 1155103032 its reverse (2303015511), we get a palindrome (3458118543).

The spelling of 1155103032 in words is "one billion, one hundred fifty-five million, one hundred three thousand, thirty-two".