523011413 has 2 divisors, whose sum is σ = 523011414. Its totient is φ = 523011412.

The previous prime is 523011407. The next prime is 523011427. The reversal of 523011413 is 314110325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 477947044 + 45064369 = 21862^2 + 6713^2 .

It is a cyclic number.

It is not a de Polignac number, because 523011413 - 2¹⁶ = 522945877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523011403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261505706 + 261505707.

It is an arithmetic number, because the mean of its divisors is an integer number (261505707).

Almost surely, 2^523011413 is an apocalyptic number.

It is an amenable number.

523011413 is a deficient number, since it is larger than the sum of its proper divisors (1).

523011413 is an equidigital number, since it uses as much as digits as its factorization.

523011413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 523011413 is about 22869.4427785200. The cubic root of 523011413 is about 805.6944808722.

Adding to 523011413 its reverse (314110325), we get a palindrome (837121738).

The spelling of 523011413 in words is "five hundred twenty-three million, eleven thousand, four hundred thirteen".