11841247 has 4 divisors (see below), whose sum is σ = 12917736. Its totient is φ = 10764760.

The previous prime is 11841239. The next prime is 11841281. The reversal of 11841247 is 74214811.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11841247 - 2³ = 11841239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11841217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538228 + ... + 538249.

It is an arithmetic number, because the mean of its divisors is an integer number (3229434).

Almost surely, 2^11841247 is an apocalyptic number.

11841247 is a deficient number, since it is larger than the sum of its proper divisors (1076489).

11841247 is a wasteful number, since it uses less digits than its factorization.

11841247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076488.

The product of its digits is 1792, while the sum is 28.

The square root of 11841247 is about 3441.1113030531. Note that the first 3 decimals coincide. The cubic root of 11841247 is about 227.9287699416.

The spelling of 11841247 in words is "eleven million, eight hundred forty-one thousand, two hundred forty-seven".