23434973 has 2 divisors, whose sum is σ = 23434974. Its totient is φ = 23434972.

The previous prime is 23434937. The next prime is 23434979. The reversal of 23434973 is 37943432.

It is a happy number.

Together with previous prime (23434937) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23059204 + 375769 = 4802^2 + 613^2 .

It is a cyclic number.

It is not a de Polignac number, because 23434973 - 2¹² = 23430877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23434979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11717486 + 11717487.

It is an arithmetic number, because the mean of its divisors is an integer number (11717487).

Almost surely, 2^23434973 is an apocalyptic number.

It is an amenable number.

23434973 is a deficient number, since it is larger than the sum of its proper divisors (1).

23434973 is an equidigital number, since it uses as much as digits as its factorization.

23434973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 35.

The square root of 23434973 is about 4840.9681882863. The cubic root of 23434973 is about 286.1682751384.

The spelling of 23434973 in words is "twenty-three million, four hundred thirty-four thousand, nine hundred seventy-three".