34861198139 has 2 divisors, whose sum is σ = 34861198140. Its totient is φ = 34861198138.

The previous prime is 34861198133. The next prime is 34861198181. The reversal of 34861198139 is 93189116843.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34861198139 - 2⁴ = 34861198123 is a prime.

It is not a weakly prime, because it can be changed into another prime (34861198133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17430599069 + 17430599070.

It is an arithmetic number, because the mean of its divisors is an integer number (17430599070).

Almost surely, 2^34861198139 is an apocalyptic number.

34861198139 is a deficient number, since it is larger than the sum of its proper divisors (1).

34861198139 is an equidigital number, since it uses as much as digits as its factorization.

34861198139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1119744, while the sum is 53.

The spelling of 34861198139 in words is "thirty-four billion, eight hundred sixty-one million, one hundred ninety-eight thousand, one hundred thirty-nine".