10559491 has 2 divisors, whose sum is σ = 10559492. Its totient is φ = 10559490.

The previous prime is 10559489. The next prime is 10559501. The reversal of 10559491 is 19495501.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10559491 - 2¹ = 10559489 is a prime.

It is a super-2 number, since 2×10559491² = 223005700358162, which contains 22 as substring.

Together with 10559489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10559411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5279745 + 5279746.

It is an arithmetic number, because the mean of its divisors is an integer number (5279746).

Almost surely, 2^10559491 is an apocalyptic number.

10559491 is a deficient number, since it is larger than the sum of its proper divisors (1).

10559491 is an equidigital number, since it uses as much as digits as its factorization.

10559491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 34.

The square root of 10559491 is about 3249.5370439495. The cubic root of 10559491 is about 219.3887370829.

The spelling of 10559491 in words is "ten million, five hundred fifty-nine thousand, four hundred ninety-one".