523351 has 2 divisors, whose sum is σ = 523352. Its totient is φ = 523350.

The previous prime is 523349. The next prime is 523357. The reversal of 523351 is 153325.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 523351 - 2¹ = 523349 is a prime.

Together with 523349, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261675 + 261676.

It is an arithmetic number, because the mean of its divisors is an integer number (261676).

2⁵²³³⁵¹ is an apocalyptic number.

523351 is a deficient number, since it is larger than the sum of its proper divisors (1).

523351 is an equidigital number, since it uses as much as digits as its factorization.

523351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 450, while the sum is 19.

The square root of 523351 is about 723.4300242594. The cubic root of 523351 is about 80.5868820074.

Adding to 523351 its reverse (153325), we get a palindrome (676676).

It can be divided in two parts, 52 and 3351, that added together give a triangular number (3403 = T₈₂).

The spelling of 523351 in words is "five hundred twenty-three thousand, three hundred fifty-one".