4787238901 has 2 divisors, whose sum is σ = 4787238902. Its totient is φ = 4787238900.

The previous prime is 4787238871. The next prime is 4787238997. The reversal of 4787238901 is 1098327874.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3388404100 + 1398834801 = 58210^2 + 37401^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4787238901 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4787236901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2393619450 + 2393619451.

It is an arithmetic number, because the mean of its divisors is an integer number (2393619451).

Almost surely, 2^4787238901 is an apocalyptic number.

It is an amenable number.

4787238901 is a deficient number, since it is larger than the sum of its proper divisors (1).

4787238901 is an equidigital number, since it uses as much as digits as its factorization.

4787238901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 49.

The square root of 4787238901 is about 69189.8757116964. The cubic root of 4787238901 is about 1685.3691250475.

The spelling of 4787238901 in words is "four billion, seven hundred eighty-seven million, two hundred thirty-eight thousand, nine hundred one".