12126162623 has 2 divisors, whose sum is σ = 12126162624. Its totient is φ = 12126162622.

The previous prime is 12126162619. The next prime is 12126162673. The reversal of 12126162623 is 32626162121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12126162623 - 2² = 12126162619 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12126162623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12126162673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6063081311 + 6063081312.

It is an arithmetic number, because the mean of its divisors is an integer number (6063081312).

Almost surely, 2^12126162623 is an apocalyptic number.

12126162623 is a deficient number, since it is larger than the sum of its proper divisors (1).

12126162623 is an equidigital number, since it uses as much as digits as its factorization.

12126162623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The spelling of 12126162623 in words is "twelve billion, one hundred twenty-six million, one hundred sixty-two thousand, six hundred twenty-three".