12364819 has 2 divisors, whose sum is σ = 12364820. Its totient is φ = 12364818.

The previous prime is 12364789. The next prime is 12364837. The reversal of 12364819 is 91846321.

12364819 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12364819 is a prime.

It is a super-2 number, since 2×12364819² = 305777497805522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12364879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6182409 + 6182410.

It is an arithmetic number, because the mean of its divisors is an integer number (6182410).

Almost surely, 2^12364819 is an apocalyptic number.

12364819 is a deficient number, since it is larger than the sum of its proper divisors (1).

12364819 is an equidigital number, since it uses as much as digits as its factorization.

12364819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 34.

The square root of 12364819 is about 3516.3644577888. The cubic root of 12364819 is about 231.2398014494.

The spelling of 12364819 in words is "twelve million, three hundred sixty-four thousand, eight hundred nineteen".