10984891 has 2 divisors, whose sum is σ = 10984892. Its totient is φ = 10984890.

The previous prime is 10984889. The next prime is 10984913. The reversal of 10984891 is 19848901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10984891 - 2¹ = 10984889 is a prime.

Together with 10984889, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10984691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5492445 + 5492446.

It is an arithmetic number, because the mean of its divisors is an integer number (5492446).

Almost surely, 2^10984891 is an apocalyptic number.

10984891 is a deficient number, since it is larger than the sum of its proper divisors (1).

10984891 is an equidigital number, since it uses as much as digits as its factorization.

10984891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 40.

The square root of 10984891 is about 3314.3462402109. The cubic root of 10984891 is about 222.2961378096.

The spelling of 10984891 in words is "ten million, nine hundred eighty-four thousand, eight hundred ninety-one".