1109999950 has 48 divisors (see below), whose sum is σ = 2243427840. Its totient is φ = 407052000.

The previous prime is 1109999903. The next prime is 1109999951. The reversal of 1109999950 is 599999011.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109999951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10605 + ... + 48295.

It is an arithmetic number, because the mean of its divisors is an integer number (46738080).

Almost surely, 2^1109999950 is an apocalyptic number.

1109999950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1109999950 is an abundant number, since it is smaller than the sum of its proper divisors (1133427890).

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

1109999950 is a wasteful number, since it uses less digits than its factorization.

1109999950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37753 (or 37748 counting only the distinct ones).

The product of its (nonzero) digits is 295245, while the sum is 52.

The square root of 1109999950 is about 33316.6617475401. The cubic root of 1109999950 is about 1035.3987899019.

The spelling of 1109999950 in words is "one billion, one hundred nine million, nine hundred ninety-nine thousand, nine hundred fifty".