523141789 has 2 divisors, whose sum is σ = 523141790. Its totient is φ = 523141788.

The previous prime is 523141783. The next prime is 523141807. The reversal of 523141789 is 987141325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 461519289 + 61622500 = 21483^2 + 7850^2 .

It is a cyclic number.

It is not a de Polignac number, because 523141789 - 2¹¹ = 523139741 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523141783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261570894 + 261570895.

It is an arithmetic number, because the mean of its divisors is an integer number (261570895).

Almost surely, 2^523141789 is an apocalyptic number.

It is an amenable number.

523141789 is a deficient number, since it is larger than the sum of its proper divisors (1).

523141789 is an equidigital number, since it uses as much as digits as its factorization.

523141789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 40.

The square root of 523141789 is about 22872.2930420192. The cubic root of 523141789 is about 805.7614230038.

The spelling of 523141789 in words is "five hundred twenty-three million, one hundred forty-one thousand, seven hundred eighty-nine".