283498661 has 2 divisors, whose sum is σ = 283498662. Its totient is φ = 283498660.

The previous prime is 283498651. The next prime is 283498687. The reversal of 283498661 is 166894382.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 258598561 + 24900100 = 16081^2 + 4990^2 .

It is a cyclic number.

It is not a de Polignac number, because 283498661 - 2¹⁰ = 283497637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (283498651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141749330 + 141749331.

It is an arithmetic number, because the mean of its divisors is an integer number (141749331).

Almost surely, 2^283498661 is an apocalyptic number.

It is an amenable number.

283498661 is a deficient number, since it is larger than the sum of its proper divisors (1).

283498661 is an equidigital number, since it uses as much as digits as its factorization.

283498661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 47.

The square root of 283498661 is about 16837.4184779021. The cubic root of 283498661 is about 656.9268367353.

The spelling of 283498661 in words is "two hundred eighty-three million, four hundred ninety-eight thousand, six hundred sixty-one".