5138743699 has 2 divisors, whose sum is σ = 5138743700. Its totient is φ = 5138743698.

The previous prime is 5138743679. The next prime is 5138743703. The reversal of 5138743699 is 9963478315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5138743699 - 2¹³ = 5138735507 is a prime.

It is not a weakly prime, because it can be changed into another prime (5138743619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2569371849 + 2569371850.

It is an arithmetic number, because the mean of its divisors is an integer number (2569371850).

Almost surely, 2^5138743699 is an apocalyptic number.

5138743699 is a deficient number, since it is larger than the sum of its proper divisors (1).

5138743699 is an equidigital number, since it uses as much as digits as its factorization.

5138743699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4898880, while the sum is 55.

The square root of 5138743699 is about 71685.0312059638. The cubic root of 5138743699 is about 1725.6484237632.

The spelling of 5138743699 in words is "five billion, one hundred thirty-eight million, seven hundred forty-three thousand, six hundred ninety-nine".