612538079 has 2 divisors, whose sum is σ = 612538080. Its totient is φ = 612538078.

The previous prime is 612538063. The next prime is 612538099. The reversal of 612538079 is 970835216.

612538079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 612538079 - 2⁴ = 612538063 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612538039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306269039 + 306269040.

It is an arithmetic number, because the mean of its divisors is an integer number (306269040).

Almost surely, 2^612538079 is an apocalyptic number.

612538079 is a deficient number, since it is larger than the sum of its proper divisors (1).

612538079 is an equidigital number, since it uses as much as digits as its factorization.

612538079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 612538079 is about 24749.5066415474. The cubic root of 612538079 is about 849.2672249815.

The spelling of 612538079 in words is "six hundred twelve million, five hundred thirty-eight thousand, seventy-nine".