20095423 has 2 divisors, whose sum is σ = 20095424. Its totient is φ = 20095422.

The previous prime is 20095421. The next prime is 20095433. The reversal of 20095423 is 32459002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20095423 - 2¹ = 20095421 is a prime.

Together with 20095421, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20095421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10047711 + 10047712.

It is an arithmetic number, because the mean of its divisors is an integer number (10047712).

Almost surely, 2^20095423 is an apocalyptic number.

20095423 is a deficient number, since it is larger than the sum of its proper divisors (1).

20095423 is an equidigital number, since it uses as much as digits as its factorization.

20095423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 20095423 is about 4482.7918756061. The cubic root of 20095423 is about 271.8727733644.

The spelling of 20095423 in words is "twenty million, ninety-five thousand, four hundred twenty-three".