12098825 has 6 divisors (see below), whose sum is σ = 15002574. Its totient is φ = 9679040.

The previous prime is 12098809. The next prime is 12098831. The reversal of 12098825 is 52889021.

It can be written as a sum of positive squares in 3 ways, for example, as 2729104 + 9369721 = 1652^2 + 3061^2 .

It is not a de Polignac number, because 12098825 - 2⁴ = 12098809 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 241952 + ... + 242001.

It is an arithmetic number, because the mean of its divisors is an integer number (2500429).

Almost surely, 2^12098825 is an apocalyptic number.

It is an amenable number.

12098825 is a deficient number, since it is larger than the sum of its proper divisors (2903749).

12098825 is an equidigital number, since it uses as much as digits as its factorization.

12098825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483963 (or 483958 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 12098825 is about 3478.3365277098. The cubic root of 12098825 is about 229.5696110132.

The spelling of 12098825 in words is "twelve million, ninety-eight thousand, eight hundred twenty-five".