1115797850 has 24 divisors (see below), whose sum is σ = 2165620320. Its totient is φ = 426913520.

The previous prime is 1115797831. The next prime is 1115797913. The reversal of 1115797850 is 587975111.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 483980 + ... + 486279.

It is an arithmetic number, because the mean of its divisors is an integer number (90234180).

Almost surely, 2^1115797850 is an apocalyptic number.

1115797850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1115797850 is a deficient number, since it is larger than the sum of its proper divisors (1049822470).

1115797850 is a wasteful number, since it uses less digits than its factorization.

1115797850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970294 (or 970289 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 44.

The square root of 1115797850 is about 33403.5604389712. The cubic root of 1115797850 is about 1037.1984046188.

The spelling of 1115797850 in words is "one billion, one hundred fifteen million, seven hundred ninety-seven thousand, eight hundred fifty".