705127669 has 2 divisors, whose sum is σ = 705127670. Its totient is φ = 705127668.

The previous prime is 705127613. The next prime is 705127711. The reversal of 705127669 is 966721507.

705127669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 688012900 + 17114769 = 26230^2 + 4137^2 .

It is a cyclic number.

It is not a de Polignac number, because 705127669 - 2⁷ = 705127541 is a prime.

It is a super-2 number, since 2×705127669² = 994410059178747122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (705127369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352563834 + 352563835.

It is an arithmetic number, because the mean of its divisors is an integer number (352563835).

Almost surely, 2^705127669 is an apocalyptic number.

It is an amenable number.

705127669 is a deficient number, since it is larger than the sum of its proper divisors (1).

705127669 is an equidigital number, since it uses as much as digits as its factorization.

705127669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 43.

The square root of 705127669 is about 26554.2401322275. The cubic root of 705127669 is about 890.0667664426.

The spelling of 705127669 in words is "seven hundred five million, one hundred twenty-seven thousand, six hundred sixty-nine".