2112227539 has 2 divisors, whose sum is σ = 2112227540. Its totient is φ = 2112227538.

The previous prime is 2112227531. The next prime is 2112227561. The reversal of 2112227539 is 9357222112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112227539 - 2³ = 2112227531 is a prime.

It is not a weakly prime, because it can be changed into another prime (2112227531) 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, 1056113769 + 1056113770.

It is an arithmetic number, because the mean of its divisors is an integer number (1056113770).

Almost surely, 2^2112227539 is an apocalyptic number.

2112227539 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112227539 is an equidigital number, since it uses as much as digits as its factorization.

2112227539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 2112227539 is about 45958.9766966150. The cubic root of 2112227539 is about 1283.0598060479.

It can be divided in two parts, 2 and 112227539, that multiplied together give a triangular number (224455078 = T₂₁₁₈₇).

The spelling of 2112227539 in words is "two billion, one hundred twelve million, two hundred twenty-seven thousand, five hundred thirty-nine".