412340243123 has 4 divisors (see below), whose sum is σ = 436595551560. Its totient is φ = 388084934688.

The previous prime is 412340243069. The next prime is 412340243131. The reversal of 412340243123 is 321342043214.

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 412340243123 - 2²² = 412336048819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (412340243143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12127654193 + ... + 12127654226.

It is an arithmetic number, because the mean of its divisors is an integer number (109148887890).

Almost surely, 2^412340243123 is an apocalyptic number.

412340243123 is a deficient number, since it is larger than the sum of its proper divisors (24255308437).

412340243123 is a wasteful number, since it uses less digits than its factorization.

412340243123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24255308436.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 412340243123 its reverse (321342043214), we get a palindrome (733682286337).

The spelling of 412340243123 in words is "four hundred twelve billion, three hundred forty million, two hundred forty-three thousand, one hundred twenty-three".