4787287693 has 2 divisors, whose sum is σ = 4787287694. Its totient is φ = 4787287692.

The previous prime is 4787287651. The next prime is 4787287717. The reversal of 4787287693 is 3967827874.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3658193289 + 1129094404 = 60483^2 + 33602^2 .

It is a cyclic number.

It is not a de Polignac number, because 4787287693 - 2⁹ = 4787287181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4787287613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2393643846 + 2393643847.

It is an arithmetic number, because the mean of its divisors is an integer number (2393643847).

Almost surely, 2^4787287693 is an apocalyptic number.

It is an amenable number.

4787287693 is a deficient number, since it is larger than the sum of its proper divisors (1).

4787287693 is an equidigital number, since it uses as much as digits as its factorization.

4787287693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28449792, while the sum is 61.

The square root of 4787287693 is about 69190.2283057369. The cubic root of 4787287693 is about 1685.3748508429.

The spelling of 4787287693 in words is "four billion, seven hundred eighty-seven million, two hundred eighty-seven thousand, six hundred ninety-three".