1150550610515 has 4 divisors (see below), whose sum is σ = 1380660732624. Its totient is φ = 920440488408.

The previous prime is 1150550610439. The next prime is 1150550610563. The reversal of 1150550610515 is 5150160550511.

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

It is a cyclic number.

It is not a de Polignac number, because 1150550610515 - 2¹⁰ = 1150550609491 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115055061047 + ... + 115055061056.

It is an arithmetic number, because the mean of its divisors is an integer number (345165183156).

Almost surely, 2^{1150550610515} is an apocalyptic number.

1150550610515 is a deficient number, since it is larger than the sum of its proper divisors (230110122109).

1150550610515 is an equidigital number, since it uses as much as digits as its factorization.

1150550610515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230110122108.

The product of its (nonzero) digits is 18750, while the sum is 35.

The spelling of 1150550610515 in words is "one trillion, one hundred fifty billion, five hundred fifty million, six hundred ten thousand, five hundred fifteen".