4413939797 has 2 divisors, whose sum is σ = 4413939798. Its totient is φ = 4413939796.

The previous prime is 4413939779. The next prime is 4413939839. The reversal of 4413939797 is 7979393144.

It is a happy number.

Together with previous prime (4413939779) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2800632241 + 1613307556 = 52921^2 + 40166^2 .

It is a cyclic number.

It is not a de Polignac number, because 4413939797 - 2²⁰ = 4412891221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4413939707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2206969898 + 2206969899.

It is an arithmetic number, because the mean of its divisors is an integer number (2206969899).

Almost surely, 2^4413939797 is an apocalyptic number.

It is an amenable number.

4413939797 is a deficient number, since it is larger than the sum of its proper divisors (1).

4413939797 is an equidigital number, since it uses as much as digits as its factorization.

4413939797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5143824, while the sum is 56.

The square root of 4413939797 is about 66437.4878889923. The cubic root of 4413939797 is about 1640.3711975800.

The spelling of 4413939797 in words is "four billion, four hundred thirteen million, nine hundred thirty-nine thousand, seven hundred ninety-seven".