201112041409 has 2 divisors, whose sum is σ = 201112041410. Its totient is φ = 201112041408.

The previous prime is 201112041401. The next prime is 201112041437. The reversal of 201112041409 is 904140211102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140745025600 + 60367015809 = 375160^2 + 245697^2 .

It is a cyclic number.

It is not a de Polignac number, because 201112041409 - 2³ = 201112041401 is a prime.

It is not a weakly prime, because it can be changed into another prime (201112041401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100556020704 + 100556020705.

It is an arithmetic number, because the mean of its divisors is an integer number (100556020705).

Almost surely, 2^201112041409 is an apocalyptic number.

It is an amenable number.

201112041409 is a deficient number, since it is larger than the sum of its proper divisors (1).

201112041409 is an equidigital number, since it uses as much as digits as its factorization.

201112041409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 201112041409 in words is "two hundred one billion, one hundred twelve million, forty-one thousand, four hundred nine".