220134077 has 2 divisors, whose sum is σ = 220134078. Its totient is φ = 220134076.

The previous prime is 220134067. The next prime is 220134091. The reversal of 220134077 is 770431022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 176916601 + 43217476 = 13301^2 + 6574^2 .

It is a cyclic number.

It is not a de Polignac number, because 220134077 - 2¹⁴ = 220117693 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 (220134067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110067038 + 110067039.

It is an arithmetic number, because the mean of its divisors is an integer number (110067039).

Almost surely, 2^220134077 is an apocalyptic number.

It is an amenable number.

220134077 is a deficient number, since it is larger than the sum of its proper divisors (1).

220134077 is an equidigital number, since it uses as much as digits as its factorization.

220134077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 220134077 is about 14836.9160205212. The cubic root of 220134077 is about 603.8036847559.

Adding to 220134077 its reverse (770431022), we get a palindrome (990565099).

The spelling of 220134077 in words is "two hundred twenty million, one hundred thirty-four thousand, seventy-seven".