10065491 has 2 divisors, whose sum is σ = 10065492. Its totient is φ = 10065490.

The previous prime is 10065481. The next prime is 10065499. The reversal of 10065491 is 19456001.

10065491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10065491 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 10065491.

It is not a weakly prime, because it can be changed into another prime (10065499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5032745 + 5032746.

It is an arithmetic number, because the mean of its divisors is an integer number (5032746).

Almost surely, 2^10065491 is an apocalyptic number.

10065491 is a deficient number, since it is larger than the sum of its proper divisors (1).

10065491 is an equidigital number, since it uses as much as digits as its factorization.

10065491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 10065491 is about 3172.6157977291. The cubic root of 10065491 is about 215.9127662720.

The spelling of 10065491 in words is "ten million, sixty-five thousand, four hundred ninety-one".