220958713 has 2 divisors, whose sum is σ = 220958714. Its totient is φ = 220958712.

The previous prime is 220958701. The next prime is 220958729. The reversal of 220958713 is 317859022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192571129 + 28387584 = 13877^2 + 5328^2 .

It is a cyclic number.

It is not a de Polignac number, because 220958713 - 2¹⁷ = 220827641 is a prime.

It is not a weakly prime, because it can be changed into another prime (220158713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110479356 + 110479357.

It is an arithmetic number, because the mean of its divisors is an integer number (110479357).

Almost surely, 2^220958713 is an apocalyptic number.

It is an amenable number.

220958713 is a deficient number, since it is larger than the sum of its proper divisors (1).

220958713 is an equidigital number, since it uses as much as digits as its factorization.

220958713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 220958713 is about 14864.6800503744. The cubic root of 220958713 is about 604.5567073510.

The spelling of 220958713 in words is "two hundred twenty million, nine hundred fifty-eight thousand, seven hundred thirteen".