1061998441 has 16 divisors (see below), whose sum is σ = 1261895040. Its totient is φ = 874811520.

The previous prime is 1061998429. The next prime is 1061998451. The reversal of 1061998441 is 1448991601.

It is a cyclic number.

It is not a de Polignac number, because 1061998441 - 2⁵ = 1061998409 is a prime.

It is a super-2 number, since 2×1061998441² = 2255681377372860962, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061998411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8386 + ... + 46843.

It is an arithmetic number, because the mean of its divisors is an integer number (78868440).

Almost surely, 2^1061998441 is an apocalyptic number.

It is an amenable number.

1061998441 is a deficient number, since it is larger than the sum of its proper divisors (199896599).

1061998441 is an equidigital number, since it uses as much as digits as its factorization.

1061998441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55344.

The product of its (nonzero) digits is 62208, while the sum is 43.

The square root of 1061998441 is about 32588.3175539947. The cubic root of 1061998441 is about 1020.2531862193.

The spelling of 1061998441 in words is "one billion, sixty-one million, nine hundred ninety-eight thousand, four hundred forty-one".