612317184847 has 2 divisors, whose sum is σ = 612317184848. Its totient is φ = 612317184846.

The previous prime is 612317184821. The next prime is 612317184863. The reversal of 612317184847 is 748481713216.

It is a happy number.

612317184847 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 612317184847 - 2³⁹ = 62561370959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 612317184794 and 612317184803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612317154847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306158592423 + 306158592424.

It is an arithmetic number, because the mean of its divisors is an integer number (306158592424).

Almost surely, 2^612317184847 is an apocalyptic number.

612317184847 is a deficient number, since it is larger than the sum of its proper divisors (1).

612317184847 is an equidigital number, since it uses as much as digits as its factorization.

612317184847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1806336, while the sum is 52.

The spelling of 612317184847 in words is "six hundred twelve billion, three hundred seventeen million, one hundred eighty-four thousand, eight hundred forty-seven".