12342455 has 8 divisors (see below), whose sum is σ = 14837904. Its totient is φ = 9856000.

The previous prime is 12342437. The next prime is 12342461. The reversal of 12342455 is 55424321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12342455 - 2¹⁸ = 12080311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1280 + ... + 5130.

It is an arithmetic number, because the mean of its divisors is an integer number (1854738).

Almost surely, 2^12342455 is an apocalyptic number.

12342455 is a deficient number, since it is larger than the sum of its proper divisors (2495449).

12342455 is an equidigital number, since it uses as much as digits as its factorization.

12342455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4497.

The product of its digits is 4800, while the sum is 26.

The square root of 12342455 is about 3513.1830296755. The cubic root of 12342455 is about 231.1003043842.

Adding to 12342455 its reverse (55424321), we get a palindrome (67766776).

The spelling of 12342455 in words is "twelve million, three hundred forty-two thousand, four hundred fifty-five".