1125101515115 has 4 divisors (see below), whose sum is σ = 1350121818144. Its totient is φ = 900081212088.

The previous prime is 1125101515081. The next prime is 1125101515133. The reversal of 1125101515115 is 5115151015211.

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 1125101515115 - 2²⁸ = 1124833079659 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112510151507 + ... + 112510151516.

It is an arithmetic number, because the mean of its divisors is an integer number (337530454536).

Almost surely, 2^{1125101515115} is an apocalyptic number.

1125101515115 is a deficient number, since it is larger than the sum of its proper divisors (225020303029).

1125101515115 is an equidigital number, since it uses as much as digits as its factorization.

1125101515115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225020303028.

The product of its (nonzero) digits is 1250, while the sum is 29.

The spelling of 1125101515115 in words is "one trillion, one hundred twenty-five billion, one hundred one million, five hundred fifteen thousand, one hundred fifteen".