4117492789 has 2 divisors, whose sum is σ = 4117492790. Its totient is φ = 4117492788.

The previous prime is 4117492733. The next prime is 4117492807. The reversal of 4117492789 is 9872947114.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3004136100 + 1113356689 = 54810^2 + 33367^2 .

It is a cyclic number.

It is not a de Polignac number, because 4117492789 - 2²¹ = 4115395637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4117472789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2058746394 + 2058746395.

It is an arithmetic number, because the mean of its divisors is an integer number (2058746395).

Almost surely, 2^4117492789 is an apocalyptic number.

It is an amenable number.

4117492789 is a deficient number, since it is larger than the sum of its proper divisors (1).

4117492789 is an equidigital number, since it uses as much as digits as its factorization.

4117492789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 52.

The square root of 4117492789 is about 64167.6927199350. The cubic root of 4117492789 is about 1602.7936595618.

The spelling of 4117492789 in words is "four billion, one hundred seventeen million, four hundred ninety-two thousand, seven hundred eighty-nine".