975523 has 2 divisors, whose sum is σ = 975524. Its totient is φ = 975522.

The previous prime is 975521. The next prime is 975551. The reversal of 975523 is 325579.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 975523 - 2¹ = 975521 is a prime.

Together with 975521, it forms a pair of twin primes.

975523 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (975521) 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, 487761 + 487762.

It is an arithmetic number, because the mean of its divisors is an integer number (487762).

2⁹⁷⁵⁵²³ is an apocalyptic number.

975523 is a deficient number, since it is larger than the sum of its proper divisors (1).

975523 is an equidigital number, since it uses as much as digits as its factorization.

975523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9450, while the sum is 31.

The square root of 975523 is about 987.6856787460. The cubic root of 975523 is about 99.1773510446.

The spelling of 975523 in words is "nine hundred seventy-five thousand, five hundred twenty-three".