1150613016155 has 4 divisors (see below), whose sum is σ = 1380735619392. Its totient is φ = 920490412920.

The previous prime is 1150613016151. The next prime is 1150613016209. The reversal of 1150613016155 is 5516103160511.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1150613016155 - 2² = 1150613016151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150613016151) 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, 115061301611 + ... + 115061301620.

It is an arithmetic number, because the mean of its divisors is an integer number (345183904848).

Almost surely, 2^{1150613016155} is an apocalyptic number.

1150613016155 is a deficient number, since it is larger than the sum of its proper divisors (230122603237).

1150613016155 is an equidigital number, since it uses as much as digits as its factorization.

1150613016155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230122603236.

The product of its (nonzero) digits is 13500, while the sum is 35.

Adding to 1150613016155 its reverse (5516103160511), we get a palindrome (6666716176666).

The spelling of 1150613016155 in words is "one trillion, one hundred fifty billion, six hundred thirteen million, sixteen thousand, one hundred fifty-five".