4687122757 has 2 divisors, whose sum is σ = 4687122758. Its totient is φ = 4687122756.

The previous prime is 4687122743. The next prime is 4687122793. The reversal of 4687122757 is 7572217864.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2384466561 + 2302656196 = 48831^2 + 47986^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4687122757 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4687122757.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4687122157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2343561378 + 2343561379.

It is an arithmetic number, because the mean of its divisors is an integer number (2343561379).

Almost surely, 2^4687122757 is an apocalyptic number.

It is an amenable number.

4687122757 is a deficient number, since it is larger than the sum of its proper divisors (1).

4687122757 is an equidigital number, since it uses as much as digits as its factorization.

4687122757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1317120, while the sum is 49.

The square root of 4687122757 is about 68462.5646393706. The cubic root of 4687122757 is about 1673.5374781975.

The spelling of 4687122757 in words is "four billion, six hundred eighty-seven million, one hundred twenty-two thousand, seven hundred fifty-seven".