109994955 has 32 divisors (see below), whose sum is σ = 205248000. Its totient is φ = 50281056.

The previous prime is 109994953. The next prime is 109994987. The reversal of 109994955 is 559499901.

It is a happy number.

It is not a de Polignac number, because 109994955 - 2¹ = 109994953 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 109994898 and 109994907.

It is not an unprimeable number, because it can be changed into a prime (109994953) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5545 + ... + 15834.

It is an arithmetic number, because the mean of its divisors is an integer number (6414000).

Almost surely, 2^109994955 is an apocalyptic number.

109994955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

109994955 is a deficient number, since it is larger than the sum of its proper divisors (95253045).

109994955 is an equidigital number, since it uses as much as digits as its factorization.

109994955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21408 (or 21394 counting only the distinct ones).

The product of its (nonzero) digits is 656100, while the sum is 51.

The square root of 109994955 is about 10487.8479680056. The cubic root of 109994955 is about 479.1346605297.

The spelling of 109994955 in words is "one hundred nine million, nine hundred ninety-four thousand, nine hundred fifty-five".