612453823 has 2 divisors, whose sum is σ = 612453824. Its totient is φ = 612453822.

The previous prime is 612453811. The next prime is 612453833. The reversal of 612453823 is 328354216.

612453823 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 a cyclic number.

It is not a de Polignac number, because 612453823 - 2⁵ = 612453791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612453833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306226911 + 306226912.

It is an arithmetic number, because the mean of its divisors is an integer number (306226912).

Almost surely, 2^612453823 is an apocalyptic number.

612453823 is a deficient number, since it is larger than the sum of its proper divisors (1).

612453823 is an equidigital number, since it uses as much as digits as its factorization.

612453823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 34.

The square root of 612453823 is about 24747.8044076641. The cubic root of 612453823 is about 849.2282836526.

The spelling of 612453823 in words is "six hundred twelve million, four hundred fifty-three thousand, eight hundred twenty-three".