110429989 has 2 divisors, whose sum is σ = 110429990. Its totient is φ = 110429988.

The previous prime is 110429981. The next prime is 110429993. The reversal of 110429989 is 989924011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99341089 + 11088900 = 9967^2 + 3330^2 .

It is a cyclic number.

It is not a de Polignac number, because 110429989 - 2³ = 110429981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110429981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55214994 + 55214995.

It is an arithmetic number, because the mean of its divisors is an integer number (55214995).

Almost surely, 2^110429989 is an apocalyptic number.

It is an amenable number.

110429989 is a deficient number, since it is larger than the sum of its proper divisors (1).

110429989 is an equidigital number, since it uses as much as digits as its factorization.

110429989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 43.

The square root of 110429989 is about 10508.5674094997. The cubic root of 110429989 is about 479.7654945359.

The spelling of 110429989 in words is "one hundred ten million, four hundred twenty-nine thousand, nine hundred eighty-nine".