612056699 has 2 divisors, whose sum is σ = 612056700. Its totient is φ = 612056698.

The previous prime is 612056689. The next prime is 612056713. The reversal of 612056699 is 996650216.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-612056699 is a prime.

It is a super-2 number, since 2×612056699² = 749226805581553202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (612056609) 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, 306028349 + 306028350.

It is an arithmetic number, because the mean of its divisors is an integer number (306028350).

Almost surely, 2^612056699 is an apocalyptic number.

612056699 is a deficient number, since it is larger than the sum of its proper divisors (1).

612056699 is an equidigital number, since it uses as much as digits as its factorization.

612056699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 612056699 is about 24739.7796877822. The cubic root of 612056699 is about 849.0446932937.

The spelling of 612056699 in words is "six hundred twelve million, fifty-six thousand, six hundred ninety-nine".