889745713 has 2 divisors, whose sum is σ = 889745714. Its totient is φ = 889745712.

The previous prime is 889745657. The next prime is 889745833. The reversal of 889745713 is 317547988.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 889053489 + 692224 = 29817^2 + 832^2 .

It is a cyclic number.

It is not a de Polignac number, because 889745713 - 2²⁹ = 352874801 is a prime.

It is not a weakly prime, because it can be changed into another prime (889745413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444872856 + 444872857.

It is an arithmetic number, because the mean of its divisors is an integer number (444872857).

Almost surely, 2^889745713 is an apocalyptic number.

It is an amenable number.

889745713 is a deficient number, since it is larger than the sum of its proper divisors (1).

889745713 is an equidigital number, since it uses as much as digits as its factorization.

889745713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440, while the sum is 52.

The square root of 889745713 is about 29828.6056160860. The cubic root of 889745713 is about 961.8085528782.

The spelling of 889745713 in words is "eight hundred eighty-nine million, seven hundred forty-five thousand, seven hundred thirteen".