20234023 has 2 divisors, whose sum is σ = 20234024. Its totient is φ = 20234022.

The previous prime is 20234009. The next prime is 20234047. The reversal of 20234023 is 32043202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20234023 - 2⁹ = 20233511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20233988 and 20234006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20234623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10117011 + 10117012.

It is an arithmetic number, because the mean of its divisors is an integer number (10117012).

Almost surely, 2^20234023 is an apocalyptic number.

20234023 is a deficient number, since it is larger than the sum of its proper divisors (1).

20234023 is an equidigital number, since it uses as much as digits as its factorization.

20234023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 20234023 is about 4498.2244274825. The cubic root of 20234023 is about 272.4963857782.

Adding to 20234023 its reverse (32043202), we get a palindrome (52277225).

It can be divided in two parts, 202 and 34023, that added together give a square (34225 = 185²).

The spelling of 20234023 in words is "twenty million, two hundred thirty-four thousand, twenty-three".