11459971 has 2 divisors, whose sum is σ = 11459972. Its totient is φ = 11459970.

The previous prime is 11459969. The next prime is 11460013. The reversal of 11459971 is 17995411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11459971 - 2¹ = 11459969 is a prime.

Together with 11459969, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11459971.

It is not a weakly prime, because it can be changed into another prime (11459941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5729985 + 5729986.

It is an arithmetic number, because the mean of its divisors is an integer number (5729986).

Almost surely, 2^11459971 is an apocalyptic number.

11459971 is a deficient number, since it is larger than the sum of its proper divisors (1).

11459971 is an equidigital number, since it uses as much as digits as its factorization.

11459971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 37.

The square root of 11459971 is about 3385.2578926871. The cubic root of 11459971 is about 225.4556757080.

The spelling of 11459971 in words is "eleven million, four hundred fifty-nine thousand, nine hundred seventy-one".