523051873 has 2 divisors, whose sum is σ = 523051874. Its totient is φ = 523051872.

The previous prime is 523051829. The next prime is 523051927. The reversal of 523051873 is 378150325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 354493584 + 168558289 = 18828^2 + 12983^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-523051873 is a prime.

It is not a weakly prime, because it can be changed into another prime (523051813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261525936 + 261525937.

It is an arithmetic number, because the mean of its divisors is an integer number (261525937).

Almost surely, 2^523051873 is an apocalyptic number.

It is an amenable number.

523051873 is a deficient number, since it is larger than the sum of its proper divisors (1).

523051873 is an equidigital number, since it uses as much as digits as its factorization.

523051873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 523051873 is about 22870.3273478978. The cubic root of 523051873 is about 805.7152564279.

The spelling of 523051873 in words is "five hundred twenty-three million, fifty-one thousand, eight hundred seventy-three".