10985719 has 2 divisors, whose sum is σ = 10985720. Its totient is φ = 10985718.

The previous prime is 10985701. The next prime is 10985729. The reversal of 10985719 is 91758901.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10985719 - 2⁹ = 10985207 is a prime.

It is a super-2 number, since 2×10985719² = 241372043893922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10985729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5492859 + 5492860.

It is an arithmetic number, because the mean of its divisors is an integer number (5492860).

Almost surely, 2^10985719 is an apocalyptic number.

10985719 is a deficient number, since it is larger than the sum of its proper divisors (1).

10985719 is an equidigital number, since it uses as much as digits as its factorization.

10985719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 40.

The square root of 10985719 is about 3314.4711493691. The cubic root of 10985719 is about 222.3017229531.

The spelling of 10985719 in words is "ten million, nine hundred eighty-five thousand, seven hundred nineteen".