11434247 has 4 divisors (see below), whose sum is σ = 12473736. Its totient is φ = 10394760.

The previous prime is 11434237. The next prime is 11434249. The reversal of 11434247 is 74243411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74243411 = 11 ⋅6749401.

It is a cyclic number.

It is not a de Polignac number, because 11434247 - 2¹⁰ = 11433223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11434249) 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 in 3 ways as a sum of consecutive naturals, for example, 519728 + ... + 519749.

It is an arithmetic number, because the mean of its divisors is an integer number (3118434).

Almost surely, 2^11434247 is an apocalyptic number.

11434247 is a deficient number, since it is larger than the sum of its proper divisors (1039489).

11434247 is a wasteful number, since it uses less digits than its factorization.

11434247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039488.

The product of its digits is 2688, while the sum is 26.

The square root of 11434247 is about 3381.4563430569. The cubic root of 11434247 is about 225.2868571697.

Adding to 11434247 its reverse (74243411), we get a palindrome (85677658).

The spelling of 11434247 in words is "eleven million, four hundred thirty-four thousand, two hundred forty-seven".