12113401009 has 2 divisors, whose sum is σ = 12113401010. Its totient is φ = 12113401008.

The previous prime is 12113400989. The next prime is 12113401021. The reversal of 12113401009 is 90010431121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6436531984 + 5676869025 = 80228^2 + 75345^2 .

It is a cyclic number.

It is not a de Polignac number, because 12113401009 - 2²¹ = 12111303857 is a prime.

It is not a weakly prime, because it can be changed into another prime (12113401409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056700504 + 6056700505.

It is an arithmetic number, because the mean of its divisors is an integer number (6056700505).

Almost surely, 2^12113401009 is an apocalyptic number.

It is an amenable number.

12113401009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12113401009 is an equidigital number, since it uses as much as digits as its factorization.

12113401009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 12113401009 in words is "twelve billion, one hundred thirteen million, four hundred one thousand, nine".