12355425 has 36 divisors (see below), whose sum is σ = 22414860. Its totient is φ = 6504960.

The previous prime is 12355417. The next prime is 12355433. The reversal of 12355425 is 52455321.

It is a happy number.

12355425 is a `hidden beast` number, since 1 + 235 + 5 + 425 = 666.

12355425 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12355417) and next prime (12355433).

It can be written as a sum of positive squares in 6 ways, for example, as 4112784 + 8242641 = 2028^2 + 2871^2 .

It is not a de Polignac number, because 12355425 - 2³ = 12355417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 19717 + ... + 20333.

It is an arithmetic number, because the mean of its divisors is an integer number (622635).

Almost surely, 2^12355425 is an apocalyptic number.

12355425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12355425 is a deficient number, since it is larger than the sum of its proper divisors (10059435).

12355425 is a wasteful number, since it uses less digits than its factorization.

12355425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722 (or 714 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 12355425 is about 3515.0284493870. The cubic root of 12355425 is about 231.1812262007.

The spelling of 12355425 in words is "twelve million, three hundred fifty-five thousand, four hundred twenty-five".