612137107 has 2 divisors, whose sum is σ = 612137108. Its totient is φ = 612137106.

The previous prime is 612137089. The next prime is 612137177. The reversal of 612137107 is 701731216.

612137107 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 a de Polignac number, because none of the positive numbers 2^k-612137107 is a prime.

It is not a weakly prime, because it can be changed into another prime (612137177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306068553 + 306068554.

It is an arithmetic number, because the mean of its divisors is an integer number (306068554).

Almost surely, 2^612137107 is an apocalyptic number.

612137107 is a deficient number, since it is larger than the sum of its proper divisors (1).

612137107 is an equidigital number, since it uses as much as digits as its factorization.

612137107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 612137107 is about 24741.4047095148. The cubic root of 612137107 is about 849.0818723091.

The spelling of 612137107 in words is "six hundred twelve million, one hundred thirty-seven thousand, one hundred seven".