110399999 has 2 divisors, whose sum is σ = 110400000. Its totient is φ = 110399998.

The previous prime is 110399981. The next prime is 110400001. The reversal of 110399999 is 999993011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 110399999 - 2⁸ = 110399743 is a prime.

Together with 110400001, it forms a pair of twin primes.

It is a Chen prime.

110399999 is a modest number, since divided by 99999 gives 1103 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110399909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55199999 + 55200000.

It is an arithmetic number, because the mean of its divisors is an integer number (55200000).

Almost surely, 2^110399999 is an apocalyptic number.

110399999 is a deficient number, since it is larger than the sum of its proper divisors (1).

110399999 is an equidigital number, since it uses as much as digits as its factorization.

110399999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 177147, while the sum is 50.

The square root of 110399999 is about 10507.1403816643. The cubic root of 110399999 is about 479.7220598675.

The spelling of 110399999 in words is "one hundred ten million, three hundred ninety-nine thousand, nine hundred ninety-nine".