11256671 has 2 divisors, whose sum is σ = 11256672. Its totient is φ = 11256670.

The previous prime is 11256667. The next prime is 11256697. The reversal of 11256671 is 17665211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11256671 - 2² = 11256667 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11256071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5628335 + 5628336.

It is an arithmetic number, because the mean of its divisors is an integer number (5628336).

Almost surely, 2^11256671 is an apocalyptic number.

11256671 is a deficient number, since it is larger than the sum of its proper divisors (1).

11256671 is an equidigital number, since it uses as much as digits as its factorization.

11256671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2520, while the sum is 29.

The square root of 11256671 is about 3355.0962728363. The cubic root of 11256671 is about 224.1145181336.

The spelling of 11256671 in words is "eleven million, two hundred fifty-six thousand, six hundred seventy-one".