11190071 has 2 divisors, whose sum is σ = 11190072. Its totient is φ = 11190070.

The previous prime is 11190061. The next prime is 11190073. The reversal of 11190071 is 17009111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11190071 is a prime.

Together with 11190073, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11190073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5595035 + 5595036.

It is an arithmetic number, because the mean of its divisors is an integer number (5595036).

Almost surely, 2^11190071 is an apocalyptic number.

11190071 is a deficient number, since it is larger than the sum of its proper divisors (1).

11190071 is an equidigital number, since it uses as much as digits as its factorization.

11190071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63, while the sum is 20.

The square root of 11190071 is about 3345.1563491114. The cubic root of 11190071 is about 223.6716530208.

Adding to 11190071 its reverse (17009111), we get a palindrome (28199182).

The spelling of 11190071 in words is "eleven million, one hundred ninety thousand, seventy-one".