10259109 has 64 divisors (see below), whose sum is σ = 19169280. Its totient is φ = 5287680.

The previous prime is 10259099. The next prime is 10259111. The reversal of 10259109 is 90195201.

It is a happy number.

It is not a de Polignac number, because 10259109 - 2⁷ = 10258981 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10259009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 99552 + ... + 99654.

It is an arithmetic number, because the mean of its divisors is an integer number (299520).

Almost surely, 2^10259109 is an apocalyptic number.

It is an amenable number.

10259109 is a deficient number, since it is larger than the sum of its proper divisors (8910171).

10259109 is a wasteful number, since it uses less digits than its factorization.

10259109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 10259109 is about 3202.9843895967. The cubic root of 10259109 is about 217.2884030116.

The spelling of 10259109 in words is "ten million, two hundred fifty-nine thousand, one hundred nine".