1115926875 has 200 divisors, whose sum is σ = 2467610112. Its totient is φ = 491832000.

The previous prime is 1115926789. The next prime is 1115926879. The reversal of 1115926875 is 5786295111.

It is not a de Polignac number, because 1115926875 - 2¹⁰ = 1115925851 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1115926875.

It is not an unprimeable number, because it can be changed into a prime (1115926879) by changing a digit.

It is a polite number, since it can be written in 199 ways as a sum of consecutive naturals, for example, 16655592 + ... + 16655658.

Almost surely, 2^1115926875 is an apocalyptic number.

1115926875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1115926875 is an abundant number, since it is smaller than the sum of its proper divisors (1351683237).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1115926875 is an frugal number, since it uses more digits than its factorization.

1115926875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 129 counting only the distinct ones).

The product of its digits is 151200, while the sum is 45.

The square root of 1115926875 is about 33405.4916892418. The cubic root of 1115926875 is about 1037.2383818023.

The spelling of 1115926875 in words is "one billion, one hundred fifteen million, nine hundred twenty-six thousand, eight hundred seventy-five".