1063890241 has 2 divisors, whose sum is σ = 1063890242. Its totient is φ = 1063890240.

The previous prime is 1063890239. The next prime is 1063890251. The reversal of 1063890241 is 1420983601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 940035600 + 123854641 = 30660^2 + 11129^2 .

It is a cyclic number.

It is not a de Polignac number, because 1063890241 - 2¹ = 1063890239 is a prime.

It is a super-2 number, since 2×1063890241² = 2263724889790076162, which contains 22 as substring.

Together with 1063890239, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1063890197 and 1063890206.

It is not a weakly prime, because it can be changed into another prime (1063890211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531945120 + 531945121.

It is an arithmetic number, because the mean of its divisors is an integer number (531945121).

Almost surely, 2^1063890241 is an apocalyptic number.

It is an amenable number.

1063890241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1063890241 is an equidigital number, since it uses as much as digits as its factorization.

1063890241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 1063890241 is about 32617.3303781901. The cubic root of 1063890241 is about 1020.8586390965.

The spelling of 1063890241 in words is "one billion, sixty-three million, eight hundred ninety thousand, two hundred forty-one".