4112499109 has 2 divisors, whose sum is σ = 4112499110. Its totient is φ = 4112499108.

The previous prime is 4112499071. The next prime is 4112499143. The reversal of 4112499109 is 9019942114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3264408225 + 848090884 = 57135^2 + 29122^2 .

It is a cyclic number.

It is not a de Polignac number, because 4112499109 - 2⁹ = 4112498597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4112499709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2056249554 + 2056249555.

It is an arithmetic number, because the mean of its divisors is an integer number (2056249555).

Almost surely, 2^4112499109 is an apocalyptic number.

It is an amenable number.

4112499109 is a deficient number, since it is larger than the sum of its proper divisors (1).

4112499109 is an equidigital number, since it uses as much as digits as its factorization.

4112499109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 4112499109 is about 64128.7697449436. The cubic root of 4112499109 is about 1602.1454433690.

The spelling of 4112499109 in words is "four billion, one hundred twelve million, four hundred ninety-nine thousand, one hundred nine".