612344671 has 2 divisors, whose sum is σ = 612344672. Its totient is φ = 612344670.

The previous prime is 612344651. The next prime is 612344699. The reversal of 612344671 is 176443216.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 612344671 - 2¹¹ = 612342623 is a prime.

It is a super-2 number, since 2×612344671² = 749931992204196482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612344611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306172335 + 306172336.

It is an arithmetic number, because the mean of its divisors is an integer number (306172336).

Almost surely, 2^612344671 is an apocalyptic number.

612344671 is a deficient number, since it is larger than the sum of its proper divisors (1).

612344671 is an equidigital number, since it uses as much as digits as its factorization.

612344671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 34.

The square root of 612344671 is about 24745.5990228566. The cubic root of 612344671 is about 849.1778306119.

Adding to 612344671 its reverse (176443216), we get a palindrome (788787887).

The spelling of 612344671 in words is "six hundred twelve million, three hundred forty-four thousand, six hundred seventy-one".