220524413 has 2 divisors, whose sum is σ = 220524414. Its totient is φ = 220524412.

The previous prime is 220524407. The next prime is 220524419. The reversal of 220524413 is 314425022.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (220524407) and next prime (220524419).

It can be written as a sum of positive squares in only one way, i.e., 220314649 + 209764 = 14843^2 + 458^2 .

It is a cyclic number.

It is not a de Polignac number, because 220524413 - 2⁴ = 220524397 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220524419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110262206 + 110262207.

It is an arithmetic number, because the mean of its divisors is an integer number (110262207).

Almost surely, 2^220524413 is an apocalyptic number.

It is an amenable number.

220524413 is a deficient number, since it is larger than the sum of its proper divisors (1).

220524413 is an equidigital number, since it uses as much as digits as its factorization.

220524413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 220524413 is about 14850.0644106347. The cubic root of 220524413 is about 604.1603570032.

Adding to 220524413 its reverse (314425022), we get a palindrome (534949435).

The spelling of 220524413 in words is "two hundred twenty million, five hundred twenty-four thousand, four hundred thirteen".