220493153 has 2 divisors, whose sum is σ = 220493154. Its totient is φ = 220493152.

The previous prime is 220493149. The next prime is 220493159. The reversal of 220493153 is 351394022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 211324369 + 9168784 = 14537^2 + 3028^2 .

It is a cyclic number.

It is not a de Polignac number, because 220493153 - 2² = 220493149 is a prime.

It is not a weakly prime, because it can be changed into another prime (220493159) 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, 110246576 + 110246577.

It is an arithmetic number, because the mean of its divisors is an integer number (110246577).

Almost surely, 2^220493153 is an apocalyptic number.

It is an amenable number.

220493153 is a deficient number, since it is larger than the sum of its proper divisors (1).

220493153 is an equidigital number, since it uses as much as digits as its factorization.

220493153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 220493153 is about 14849.0118526453. The cubic root of 220493153 is about 604.1318084706.

The spelling of 220493153 in words is "two hundred twenty million, four hundred ninety-three thousand, one hundred fifty-three".