220513459 has 2 divisors, whose sum is σ = 220513460. Its totient is φ = 220513458.

The previous prime is 220513429. The next prime is 220513481. The reversal of 220513459 is 954315022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220513459 - 2⁵ = 220513427 is a prime.

It is equal to p_12149194 and since 220513459 and 12149194 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220513459.

It is not a weakly prime, because it can be changed into another prime (220513429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110256729 + 110256730.

It is an arithmetic number, because the mean of its divisors is an integer number (110256730).

Almost surely, 2^220513459 is an apocalyptic number.

220513459 is a deficient number, since it is larger than the sum of its proper divisors (1).

220513459 is an equidigital number, since it uses as much as digits as its factorization.

220513459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 220513459 is about 14849.6955861055. The cubic root of 220513459 is about 604.1503534515.

The spelling of 220513459 in words is "two hundred twenty million, five hundred thirteen thousand, four hundred fifty-nine".