109944823 has 2 divisors, whose sum is σ = 109944824. Its totient is φ = 109944822.

The previous prime is 109944803. The next prime is 109944833. The reversal of 109944823 is 328449901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109944823 - 2⁹ = 109944311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109944803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54972411 + 54972412.

It is an arithmetic number, because the mean of its divisors is an integer number (54972412).

Almost surely, 2^109944823 is an apocalyptic number.

109944823 is a deficient number, since it is larger than the sum of its proper divisors (1).

109944823 is an equidigital number, since it uses as much as digits as its factorization.

109944823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 109944823 is about 10485.4576914887. The cubic root of 109944823 is about 479.0618583153.

The spelling of 109944823 in words is "one hundred nine million, nine hundred forty-four thousand, eight hundred twenty-three".