11013427 has 2 divisors, whose sum is σ = 11013428. Its totient is φ = 11013426.

The previous prime is 11013397. The next prime is 11013439. The reversal of 11013427 is 72431011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11013427 - 2¹¹ = 11011379 is a prime.

It is not a weakly prime, because it can be changed into another prime (11013227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506713 + 5506714.

It is an arithmetic number, because the mean of its divisors is an integer number (5506714).

Almost surely, 2^11013427 is an apocalyptic number.

11013427 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013427 is an equidigital number, since it uses as much as digits as its factorization.

11013427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 11013427 is about 3318.6483694420. The cubic root of 11013427 is about 222.4884612962.

Adding to 11013427 its reverse (72431011), we get a palindrome (83444438).

The spelling of 11013427 in words is "eleven million, thirteen thousand, four hundred twenty-seven".