6214635139 has 2 divisors, whose sum is σ = 6214635140. Its totient is φ = 6214635138.

The previous prime is 6214635079. The next prime is 6214635149. The reversal of 6214635139 is 9315364126.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6214635139 is a prime.

It is not a weakly prime, because it can be changed into another prime (6214635149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3107317569 + 3107317570.

It is an arithmetic number, because the mean of its divisors is an integer number (3107317570).

Almost surely, 2^6214635139 is an apocalyptic number.

6214635139 is a deficient number, since it is larger than the sum of its proper divisors (1).

6214635139 is an equidigital number, since it uses as much as digits as its factorization.

6214635139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 40.

The square root of 6214635139 is about 78832.9571879680. The cubic root of 6214635139 is about 1838.5349020754.

The spelling of 6214635139 in words is "six billion, two hundred fourteen million, six hundred thirty-five thousand, one hundred thirty-nine".