23073503 has 2 divisors, whose sum is σ = 23073504. Its totient is φ = 23073502.

The previous prime is 23073493. The next prime is 23073521. The reversal of 23073503 is 30537032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23073503 - 2⁸ = 23073247 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28073503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11536751 + 11536752.

It is an arithmetic number, because the mean of its divisors is an integer number (11536752).

Almost surely, 2^23073503 is an apocalyptic number.

23073503 is a deficient number, since it is larger than the sum of its proper divisors (1).

23073503 is an equidigital number, since it uses as much as digits as its factorization.

23073503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 23.

The square root of 23073503 is about 4803.4886280702. The cubic root of 23073503 is about 284.6893218615.

The spelling of 23073503 in words is "twenty-three million, seventy-three thousand, five hundred three".