1155500116 has 12 divisors (see below), whose sum is σ = 2023495488. Its totient is φ = 577358552.

The previous prime is 1155500051. The next prime is 1155500119. The reversal of 1155500116 is 6110055511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155500119) 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, 91186 + ... + 103081.

It is an arithmetic number, because the mean of its divisors is an integer number (168624624).

Almost surely, 2^1155500116 is an apocalyptic number.

It is an amenable number.

1155500116 is a deficient number, since it is larger than the sum of its proper divisors (867995372).

1155500116 is a wasteful number, since it uses less digits than its factorization.

1155500116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195758 (or 195756 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 25.

The square root of 1155500116 is about 33992.6479698184. The cubic root of 1155500116 is about 1049.3571623761.

Adding to 1155500116 its reverse (6110055511), we get a palindrome (7265555627).

The spelling of 1155500116 in words is "one billion, one hundred fifty-five million, five hundred thousand, one hundred sixteen".