1150516155 has 8 divisors (see below), whose sum is σ = 1840825872. Its totient is φ = 613608608.

The previous prime is 1150516153. The next prime is 1150516187. The reversal of 1150516155 is 5516150511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1150516155 - 2¹ = 1150516153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1150516151) 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, 38350524 + ... + 38350553.

It is an arithmetic number, because the mean of its divisors is an integer number (230103234).

Almost surely, 2^1150516155 is an apocalyptic number.

1150516155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1150516155 is a deficient number, since it is larger than the sum of its proper divisors (690309717).

1150516155 is an equidigital number, since it uses as much as digits as its factorization.

1150516155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76701085.

The product of its (nonzero) digits is 3750, while the sum is 30.

The square root of 1150516155 is about 33919.2593521734. The cubic root of 1150516155 is about 1047.8462747127.

Adding to 1150516155 its reverse (5516150511), we get a palindrome (6666666666).

The spelling of 1150516155 in words is "one billion, one hundred fifty million, five hundred sixteen thousand, one hundred fifty-five".