11125447 has 2 divisors, whose sum is σ = 11125448. Its totient is φ = 11125446.

The previous prime is 11125441. The next prime is 11125459. The reversal of 11125447 is 74452111.

11125447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11125447 - 2⁷ = 11125319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11125441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5562723 + 5562724.

It is an arithmetic number, because the mean of its divisors is an integer number (5562724).

Almost surely, 2^11125447 is an apocalyptic number.

11125447 is a deficient number, since it is larger than the sum of its proper divisors (1).

11125447 is an equidigital number, since it uses as much as digits as its factorization.

11125447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1120, while the sum is 25.

The square root of 11125447 is about 3335.4830234915. The cubic root of 11125447 is about 223.2402446134.

Adding to 11125447 its reverse (74452111), we get a palindrome (85577558).

The spelling of 11125447 in words is "eleven million, one hundred twenty-five thousand, four hundred forty-seven".