1155135086 has 16 divisors (see below), whose sum is σ = 1980779136. Its totient is φ = 494921016.

The previous prime is 1155135083. The next prime is 1155135097. The reversal of 1155135086 is 6805315511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155135083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53945 + ... + 72251.

It is an arithmetic number, because the mean of its divisors is an integer number (123798696).

Almost surely, 2^1155135086 is an apocalyptic number.

1155135086 is a deficient number, since it is larger than the sum of its proper divisors (825644050).

1155135086 is a wasteful number, since it uses less digits than its factorization.

1155135086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22823.

The product of its (nonzero) digits is 18000, while the sum is 35.

The square root of 1155135086 is about 33987.2782964450. The cubic root of 1155135086 is about 1049.2466511546.

The spelling of 1155135086 in words is "one billion, one hundred fifty-five million, one hundred thirty-five thousand, eighty-six".