12342615451 has 4 divisors (see below), whose sum is σ = 13068651672. Its totient is φ = 11616579232.

The previous prime is 12342615431. The next prime is 12342615487. The reversal of 12342615451 is 15451624321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12342615451 - 2³¹ = 10195131803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12342615401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 363018085 + ... + 363018118.

It is an arithmetic number, because the mean of its divisors is an integer number (3267162918).

Almost surely, 2^12342615451 is an apocalyptic number.

12342615451 is a deficient number, since it is larger than the sum of its proper divisors (726036221).

12342615451 is an equidigital number, since it uses as much as digits as its factorization.

12342615451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726036220.

The product of its digits is 28800, while the sum is 34.

The spelling of 12342615451 in words is "twelve billion, three hundred forty-two million, six hundred fifteen thousand, four hundred fifty-one".