612700007 has 2 divisors, whose sum is σ = 612700008. Its totient is φ = 612700006.

The previous prime is 612700003. The next prime is 612700019. The reversal of 612700007 is 700007216.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 612700007 - 2² = 612700003 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612700003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306350003 + 306350004.

It is an arithmetic number, because the mean of its divisors is an integer number (306350004).

Almost surely, 2^612700007 is an apocalyptic number.

612700007 is a deficient number, since it is larger than the sum of its proper divisors (1).

612700007 is an equidigital number, since it uses as much as digits as its factorization.

612700007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 612700007 is about 24752.7777633138. Note that the first 4 decimals coincide. The cubic root of 612700007 is about 849.3420546297.

The spelling of 612700007 in words is "six hundred twelve million, seven hundred thousand, seven".