2228916139 has 2 divisors, whose sum is σ = 2228916140. Its totient is φ = 2228916138.

The previous prime is 2228916119. The next prime is 2228916143. The reversal of 2228916139 is 9316198222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2228916139 - 2¹⁷ = 2228785067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2228916095 and 2228916104.

It is not a weakly prime, because it can be changed into another prime (2228916119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114458069 + 1114458070.

It is an arithmetic number, because the mean of its divisors is an integer number (1114458070).

Almost surely, 2^2228916139 is an apocalyptic number.

2228916139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2228916139 is an equidigital number, since it uses as much as digits as its factorization.

2228916139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 43.

The square root of 2228916139 is about 47211.3984012336. The cubic root of 2228916139 is about 1306.2648568505.

The spelling of 2228916139 in words is "two billion, two hundred twenty-eight million, nine hundred sixteen thousand, one hundred thirty-nine".