4138870499 has 2 divisors, whose sum is σ = 4138870500. Its totient is φ = 4138870498.

The previous prime is 4138870457. The next prime is 4138870513. The reversal of 4138870499 is 9940788314.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4138870499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4138870499.

It is not a weakly prime, because it can be changed into another prime (4138870429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2069435249 + 2069435250.

It is an arithmetic number, because the mean of its divisors is an integer number (2069435250).

Almost surely, 2^4138870499 is an apocalyptic number.

4138870499 is a deficient number, since it is larger than the sum of its proper divisors (1).

4138870499 is an equidigital number, since it uses as much as digits as its factorization.

4138870499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The square root of 4138870499 is about 64334.0539605581. The cubic root of 4138870499 is about 1605.5627338061.

The spelling of 4138870499 in words is "four billion, one hundred thirty-eight million, eight hundred seventy thousand, four hundred ninety-nine".