2306236139 has 2 divisors, whose sum is σ = 2306236140. Its totient is φ = 2306236138.

The previous prime is 2306236087. The next prime is 2306236187. The reversal of 2306236139 is 9316326032.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2306236139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2306236099 and 2306236108.

It is not a weakly prime, because it can be changed into another prime (2306236199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1153118069 + 1153118070.

It is an arithmetic number, because the mean of its divisors is an integer number (1153118070).

Almost surely, 2^2306236139 is an apocalyptic number.

2306236139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2306236139 is an equidigital number, since it uses as much as digits as its factorization.

2306236139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 35.

The square root of 2306236139 is about 48023.2874655620. The cubic root of 2306236139 is about 1321.1980512294.

The spelling of 2306236139 in words is "two billion, three hundred six million, two hundred thirty-six thousand, one hundred thirty-nine".