220147253 has 2 divisors, whose sum is σ = 220147254. Its totient is φ = 220147252.

The previous prime is 220147241. The next prime is 220147271. The reversal of 220147253 is 352741022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208022929 + 12124324 = 14423^2 + 3482^2 .

It is a cyclic number.

It is not a de Polignac number, because 220147253 - 2⁶ = 220147189 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220147273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110073626 + 110073627.

It is an arithmetic number, because the mean of its divisors is an integer number (110073627).

Almost surely, 2^220147253 is an apocalyptic number.

It is an amenable number.

220147253 is a deficient number, since it is larger than the sum of its proper divisors (1).

220147253 is an equidigital number, since it uses as much as digits as its factorization.

220147253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 220147253 is about 14837.3600414629. The cubic root of 220147253 is about 603.8157312909.

Adding to 220147253 its reverse (352741022), we get a palindrome (572888275).

The spelling of 220147253 in words is "two hundred twenty million, one hundred forty-seven thousand, two hundred fifty-three".