607312169 has 2 divisors, whose sum is σ = 607312170. Its totient is φ = 607312168.

The previous prime is 607312163. The next prime is 607312231. The reversal of 607312169 is 961213706.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 474716944 + 132595225 = 21788^2 + 11515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-607312169 is a prime.

It is a super-2 number, since 2×607312169² = 737656141230969122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (607312163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303656084 + 303656085.

It is an arithmetic number, because the mean of its divisors is an integer number (303656085).

Almost surely, 2^607312169 is an apocalyptic number.

It is an amenable number.

607312169 is a deficient number, since it is larger than the sum of its proper divisors (1).

607312169 is an equidigital number, since it uses as much as digits as its factorization.

607312169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 607312169 is about 24643.7044496155. The cubic root of 607312169 is about 846.8451302110.

The spelling of 607312169 in words is "six hundred seven million, three hundred twelve thousand, one hundred sixty-nine".