20069323 has 2 divisors, whose sum is σ = 20069324. Its totient is φ = 20069322.

The previous prime is 20069321. The next prime is 20069341. The reversal of 20069323 is 32396002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20069323 - 2¹ = 20069321 is a prime.

Together with 20069321, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20069321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10034661 + 10034662.

It is an arithmetic number, because the mean of its divisors is an integer number (10034662).

Almost surely, 2^20069323 is an apocalyptic number.

20069323 is a deficient number, since it is larger than the sum of its proper divisors (1).

20069323 is an equidigital number, since it uses as much as digits as its factorization.

20069323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 20069323 is about 4479.8797974946. The cubic root of 20069323 is about 271.7550192925.

The spelling of 20069323 in words is "twenty million, sixty-nine thousand, three hundred twenty-three".