12692123 has 2 divisors, whose sum is σ = 12692124. Its totient is φ = 12692122.

The previous prime is 12692101. The next prime is 12692129. The reversal of 12692123 is 32129621.

12692123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (32129621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12692123 - 2⁶ = 12692059 is a prime.

It is a super-2 number, since 2×12692123² = 322179972494258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12692092 and 12692101.

It is not a weakly prime, because it can be changed into another prime (12692129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6346061 + 6346062.

It is an arithmetic number, because the mean of its divisors is an integer number (6346062).

Almost surely, 2^12692123 is an apocalyptic number.

12692123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12692123 is an equidigital number, since it uses as much as digits as its factorization.

12692123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 26.

The square root of 12692123 is about 3562.6005950710. The cubic root of 12692123 is about 233.2624095100.

The spelling of 12692123 in words is "twelve million, six hundred ninety-two thousand, one hundred twenty-three".