523373057 has 2 divisors, whose sum is σ = 523373058. Its totient is φ = 523373056.

The previous prime is 523373041. The next prime is 523373083. The reversal of 523373057 is 750373325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 517972081 + 5400976 = 22759^2 + 2324^2 .

It is a cyclic number.

It is not a de Polignac number, because 523373057 - 2⁴ = 523373041 is a prime.

It is not a weakly prime, because it can be changed into another prime (523373957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261686528 + 261686529.

It is an arithmetic number, because the mean of its divisors is an integer number (261686529).

Almost surely, 2^523373057 is an apocalyptic number.

It is an amenable number.

523373057 is a deficient number, since it is larger than the sum of its proper divisors (1).

523373057 is an equidigital number, since it uses as much as digits as its factorization.

523373057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 66150, while the sum is 35.

The square root of 523373057 is about 22877.3481199198. The cubic root of 523373057 is about 805.8801412198.

The spelling of 523373057 in words is "five hundred twenty-three million, three hundred seventy-three thousand, fifty-seven".