12325455 has 12 divisors (see below), whose sum is σ = 21364200. Its totient is φ = 6573552.

The previous prime is 12325451. The next prime is 12325457. The reversal of 12325455 is 55452321.

12325455 = 451² + 452² + ... + 504².

It is a happy number.

12325455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12325455 - 2² = 12325451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12325451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136905 + ... + 136994.

It is an arithmetic number, because the mean of its divisors is an integer number (1780350).

Almost surely, 2^12325455 is an apocalyptic number.

12325455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12325455 is a deficient number, since it is larger than the sum of its proper divisors (9038745).

12325455 is a wasteful number, since it uses less digits than its factorization.

12325455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273910 (or 273907 counting only the distinct ones).

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

The square root of 12325455 is about 3510.7627376398. The cubic root of 12325455 is about 230.9941528851.

Adding to 12325455 its reverse (55452321), we get a palindrome (67777776).

The spelling of 12325455 in words is "twelve million, three hundred twenty-five thousand, four hundred fifty-five".