705018953 has 2 divisors, whose sum is σ = 705018954. Its totient is φ = 705018952.

The previous prime is 705018943. The next prime is 705019031. The reversal of 705018953 is 359810507.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 364542649 + 340476304 = 19093^2 + 18452^2 .

It is a cyclic number.

It is not a de Polignac number, because 705018953 - 2⁸ = 705018697 is a prime.

It is not a weakly prime, because it can be changed into another prime (705018943) 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, 352509476 + 352509477.

It is an arithmetic number, because the mean of its divisors is an integer number (352509477).

Almost surely, 2^705018953 is an apocalyptic number.

It is an amenable number.

705018953 is a deficient number, since it is larger than the sum of its proper divisors (1).

705018953 is an equidigital number, since it uses as much as digits as its factorization.

705018953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 38.

The square root of 705018953 is about 26552.1929979427. The cubic root of 705018953 is about 890.0210208392.

The spelling of 705018953 in words is "seven hundred five million, eighteen thousand, nine hundred fifty-three".