523432211 has 2 divisors, whose sum is σ = 523432212. Its totient is φ = 523432210.

The previous prime is 523432139. The next prime is 523432243. The reversal of 523432211 is 112234325.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 523432211 - 2²⁶ = 456323347 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (523432291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261716105 + 261716106.

It is an arithmetic number, because the mean of its divisors is an integer number (261716106).

Almost surely, 2^523432211 is an apocalyptic number.

523432211 is a deficient number, since it is larger than the sum of its proper divisors (1).

523432211 is an equidigital number, since it uses as much as digits as its factorization.

523432211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 23.

The square root of 523432211 is about 22878.6409342863. The cubic root of 523432211 is about 805.9105014873.

Adding to 523432211 its reverse (112234325), we get a palindrome (635666536).

The spelling of 523432211 in words is "five hundred twenty-three million, four hundred thirty-two thousand, two hundred eleven".