12342261387 has 8 divisors (see below), whose sum is σ = 16512514704. Its totient is φ = 8200091168.

The previous prime is 12342261383. The next prime is 12342261457. The reversal of 12342261387 is 78316224321.

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

It is a cyclic number.

It is not a de Polignac number, because 12342261387 - 2² = 12342261383 is a prime.

It is a super-2 number, since 2×12342261387² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12342261383) 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 7 ways as a sum of consecutive naturals, for example, 7019748 + ... + 7021505.

It is an arithmetic number, because the mean of its divisors is an integer number (2064064338).

Almost surely, 2^12342261387 is an apocalyptic number.

12342261387 is a deficient number, since it is larger than the sum of its proper divisors (4170253317).

12342261387 is a wasteful number, since it uses less digits than its factorization.

12342261387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14041549.

The product of its digits is 96768, while the sum is 39.

The spelling of 12342261387 in words is "twelve billion, three hundred forty-two million, two hundred sixty-one thousand, three hundred eighty-seven".