201609112303 has 2 divisors, whose sum is σ = 201609112304. Its totient is φ = 201609112302.

The previous prime is 201609112259. The next prime is 201609112321. The reversal of 201609112303 is 303211906102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201609112303 - 2¹³ = 201609104111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201609112703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100804556151 + 100804556152.

It is an arithmetic number, because the mean of its divisors is an integer number (100804556152).

Almost surely, 2^201609112303 is an apocalyptic number.

201609112303 is a deficient number, since it is larger than the sum of its proper divisors (1).

201609112303 is an equidigital number, since it uses as much as digits as its factorization.

201609112303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 201609112303 in words is "two hundred one billion, six hundred nine million, one hundred twelve thousand, three hundred three".