10910891 has 2 divisors, whose sum is σ = 10910892. Its totient is φ = 10910890.

The previous prime is 10910881. The next prime is 10910899. The reversal of 10910891 is 19801901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10910891 - 2⁶ = 10910827 is a prime.

It is not a weakly prime, because it can be changed into another prime (10910899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5455445 + 5455446.

It is an arithmetic number, because the mean of its divisors is an integer number (5455446).

Almost surely, 2^10910891 is an apocalyptic number.

10910891 is a deficient number, since it is larger than the sum of its proper divisors (1).

10910891 is an equidigital number, since it uses as much as digits as its factorization.

10910891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 29.

The square root of 10910891 is about 3303.1637864326. The cubic root of 10910891 is about 221.7958448318.

The spelling of 10910891 in words is "ten million, nine hundred ten thousand, eight hundred ninety-one".