1155150515 has 8 divisors (see below), whose sum is σ = 1387371408. Its totient is φ = 923326560.

The previous prime is 1155150511. The next prime is 1155150539. The reversal of 1155150515 is 5150515511.

It is a happy number.

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

It is not a de Polignac number, because 1155150515 - 2² = 1155150511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1155150511) 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, 92792 + ... + 104501.

It is an arithmetic number, because the mean of its divisors is an integer number (173421426).

Almost surely, 2^1155150515 is an apocalyptic number.

1155150515 is a deficient number, since it is larger than the sum of its proper divisors (232220893).

1155150515 is a wasteful number, since it uses less digits than its factorization.

1155150515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198469.

The product of its (nonzero) digits is 3125, while the sum is 29.

The square root of 1155150515 is about 33987.5052776752. The cubic root of 1155150515 is about 1049.2513226875.

The spelling of 1155150515 in words is "one billion, one hundred fifty-five million, one hundred fifty thousand, five hundred fifteen".