11415427 has 2 divisors, whose sum is σ = 11415428. Its totient is φ = 11415426.

The previous prime is 11415413. The next prime is 11415433. The reversal of 11415427 is 72451411.

11415427 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11415427 - 2¹¹ = 11413379 is a prime.

It is equal to p₇₅₂₀₆₅ and since 11415427 and 752065 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (11415457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5707713 + 5707714.

It is an arithmetic number, because the mean of its divisors is an integer number (5707714).

Almost surely, 2^11415427 is an apocalyptic number.

11415427 is a deficient number, since it is larger than the sum of its proper divisors (1).

11415427 is an equidigital number, since it uses as much as digits as its factorization.

11415427 is an odious number, because the sum of its binary digits is odd.

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

The square root of 11415427 is about 3378.6723723972. The cubic root of 11415427 is about 225.1631869657.

Adding to 11415427 its reverse (72451411), we get a palindrome (83866838).

The spelling of 11415427 in words is "eleven million, four hundred fifteen thousand, four hundred twenty-seven".