220452541 has 2 divisors, whose sum is σ = 220452542. Its totient is φ = 220452540.

The previous prime is 220452523. The next prime is 220452559. The reversal of 220452541 is 145254022.

It is a balanced prime because it is at equal distance from previous prime (220452523) and next prime (220452559).

It can be written as a sum of positive squares in only one way, i.e., 167832025 + 52620516 = 12955^2 + 7254^2 .

It is a cyclic number.

It is not a de Polignac number, because 220452541 - 2⁵ = 220452509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220452511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110226270 + 110226271.

It is an arithmetic number, because the mean of its divisors is an integer number (110226271).

Almost surely, 2^220452541 is an apocalyptic number.

It is an amenable number.

220452541 is a deficient number, since it is larger than the sum of its proper divisors (1).

220452541 is an equidigital number, since it uses as much as digits as its factorization.

220452541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 220452541 is about 14847.6442912672. The cubic root of 220452541 is about 604.0947150927.

It can be divided in two parts, 2204 and 52541, that added together give a palindrome (54745).

The spelling of 220452541 in words is "two hundred twenty million, four hundred fifty-two thousand, five hundred forty-one".