109912427 has 2 divisors, whose sum is σ = 109912428. Its totient is φ = 109912426.

The previous prime is 109912417. The next prime is 109912441. The reversal of 109912427 is 724219901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109912427 - 2²⁰ = 108863851 is a prime.

It is not a weakly prime, because it can be changed into another prime (109912417) by changing a digit.

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 as a sum of consecutive naturals, namely, 54956213 + 54956214.

It is an arithmetic number, because the mean of its divisors is an integer number (54956214).

Almost surely, 2^109912427 is an apocalyptic number.

109912427 is a deficient number, since it is larger than the sum of its proper divisors (1).

109912427 is an equidigital number, since it uses as much as digits as its factorization.

109912427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 109912427 is about 10483.9127714799. The cubic root of 109912427 is about 479.0148007334.

The spelling of 109912427 in words is "one hundred nine million, nine hundred twelve thousand, four hundred twenty-seven".