1909714423 has 2 divisors, whose sum is σ = 1909714424. Its totient is φ = 1909714422.

The previous prime is 1909714399. The next prime is 1909714427. The reversal of 1909714423 is 3244179091.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1909714423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1909714427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 954857211 + 954857212.

It is an arithmetic number, because the mean of its divisors is an integer number (954857212).

Almost surely, 2^1909714423 is an apocalyptic number.

1909714423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1909714423 is an equidigital number, since it uses as much as digits as its factorization.

1909714423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 1909714423 is about 43700.2794384658. The cubic root of 1909714423 is about 1240.6696051767.

The spelling of 1909714423 in words is "one billion, nine hundred nine million, seven hundred fourteen thousand, four hundred twenty-three".