484135661 has 2 divisors, whose sum is σ = 484135662. Its totient is φ = 484135660.

The previous prime is 484135643. The next prime is 484135681. The reversal of 484135661 is 166531484.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 482461225 + 1674436 = 21965^2 + 1294^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-484135661 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 (484135601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242067830 + 242067831.

It is an arithmetic number, because the mean of its divisors is an integer number (242067831).

Almost surely, 2^484135661 is an apocalyptic number.

It is an amenable number.

484135661 is a deficient number, since it is larger than the sum of its proper divisors (1).

484135661 is an equidigital number, since it uses as much as digits as its factorization.

484135661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 38.

The square root of 484135661 is about 22003.0829885269. The cubic root of 484135661 is about 785.2157904057.

The spelling of 484135661 in words is "four hundred eighty-four million, one hundred thirty-five thousand, six hundred sixty-one".