11351147 has 2 divisors, whose sum is σ = 11351148. Its totient is φ = 11351146.

The previous prime is 11351143. The next prime is 11351161. The reversal of 11351147 is 74115311.

It is a happy number.

11351147 is digitally balanced in base 3, 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 11351147 - 2² = 11351143 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11351141) 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, 5675573 + 5675574.

It is an arithmetic number, because the mean of its divisors is an integer number (5675574).

Almost surely, 2^11351147 is an apocalyptic number.

11351147 is a deficient number, since it is larger than the sum of its proper divisors (1).

11351147 is an equidigital number, since it uses as much as digits as its factorization.

11351147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 420, while the sum is 23.

The square root of 11351147 is about 3369.1463310459. The cubic root of 11351147 is about 224.7397616720.

Adding to 11351147 its reverse (74115311), we get a palindrome (85466458).

The spelling of 11351147 in words is "eleven million, three hundred fifty-one thousand, one hundred forty-seven".