483691661 has 2 divisors, whose sum is σ = 483691662. Its totient is φ = 483691660.

The previous prime is 483691643. The next prime is 483691709. The reversal of 483691661 is 166196384.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 468722500 + 14969161 = 21650^2 + 3869^2 .

It is a cyclic number.

It is not a de Polignac number, because 483691661 - 2¹⁰ = 483690637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (483691561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 241845830 + 241845831.

It is an arithmetic number, because the mean of its divisors is an integer number (241845831).

Almost surely, 2^483691661 is an apocalyptic number.

It is an amenable number.

483691661 is a deficient number, since it is larger than the sum of its proper divisors (1).

483691661 is an equidigital number, since it uses as much as digits as its factorization.

483691661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 44.

The square root of 483691661 is about 21992.9911790097. The cubic root of 483691661 is about 784.9756769615.

The spelling of 483691661 in words is "four hundred eighty-three million, six hundred ninety-one thousand, six hundred sixty-one".