1046641489 has 2 divisors, whose sum is σ = 1046641490. Its totient is φ = 1046641488.

The previous prime is 1046641451. The next prime is 1046641501. The reversal of 1046641489 is 9841466401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 844774225 + 201867264 = 29065^2 + 14208^2 .

It is a cyclic number.

It is not a de Polignac number, because 1046641489 - 2⁷ = 1046641361 is a prime.

It is a super-2 number, since 2×1046641489² = 2190916812992274242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1046641789) 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, 523320744 + 523320745.

It is an arithmetic number, because the mean of its divisors is an integer number (523320745).

Almost surely, 2^1046641489 is an apocalyptic number.

It is an amenable number.

1046641489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1046641489 is an equidigital number, since it uses as much as digits as its factorization.

1046641489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 1046641489 is about 32351.8390358261. The cubic root of 1046641489 is about 1015.3115236839.

The spelling of 1046641489 in words is "one billion, forty-six million, six hundred forty-one thousand, four hundred eighty-nine".