523607473 has 2 divisors, whose sum is σ = 523607474. Its totient is φ = 523607472.

The previous prime is 523607467. The next prime is 523607503. The reversal of 523607473 is 374706325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 380757169 + 142850304 = 19513^2 + 11952^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-523607473 is a prime.

It is not a weakly prime, because it can be changed into another prime (523607573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261803736 + 261803737.

It is an arithmetic number, because the mean of its divisors is an integer number (261803737).

Almost surely, 2^523607473 is an apocalyptic number.

It is an amenable number.

523607473 is a deficient number, since it is larger than the sum of its proper divisors (1).

523607473 is an equidigital number, since it uses as much as digits as its factorization.

523607473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 37.

The square root of 523607473 is about 22882.4708674566. The cubic root of 523607473 is about 806.0004397332. Note that the first 3 decimals are identical.

The spelling of 523607473 in words is "five hundred twenty-three million, six hundred seven thousand, four hundred seventy-three".