227362139 has 2 divisors, whose sum is σ = 227362140. Its totient is φ = 227362138.

The previous prime is 227362133. The next prime is 227362141. The reversal of 227362139 is 931263722.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-227362139 is a prime.

Together with 227362141, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 227362099 and 227362108.

It is not a weakly prime, because it can be changed into another prime (227362133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113681069 + 113681070.

It is an arithmetic number, because the mean of its divisors is an integer number (113681070).

Almost surely, 2^227362139 is an apocalyptic number.

227362139 is a deficient number, since it is larger than the sum of its proper divisors (1).

227362139 is an equidigital number, since it uses as much as digits as its factorization.

227362139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 35.

The square root of 227362139 is about 15078.5323887970. The cubic root of 227362139 is about 610.3412396907.

The spelling of 227362139 in words is "two hundred twenty-seven million, three hundred sixty-two thousand, one hundred thirty-nine".