1118255875 has 16 divisors (see below), whose sum is σ = 1522456416. Its totient is φ = 813276000.

The previous prime is 1118255861. The next prime is 1118255899. The reversal of 1118255875 is 5785528111.

It is not a de Polignac number, because 1118255875 - 2²³ = 1109867267 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405264 + ... + 408013.

It is an arithmetic number, because the mean of its divisors is an integer number (95153526).

Almost surely, 2^1118255875 is an apocalyptic number.

1118255875 is a deficient number, since it is larger than the sum of its proper divisors (404200541).

1118255875 is an equidigital number, since it uses as much as digits as its factorization.

1118255875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813303 (or 813293 counting only the distinct ones).

The product of its digits is 112000, while the sum is 43.

The square root of 1118255875 is about 33440.3330575519. Note that the first 3 decimals coincide. The cubic root of 1118255875 is about 1037.9594713306.

The spelling of 1118255875 in words is "one billion, one hundred eighteen million, two hundred fifty-five thousand, eight hundred seventy-five".