11490247 has 2 divisors, whose sum is σ = 11490248. Its totient is φ = 11490246.

The previous prime is 11490229. The next prime is 11490253. The reversal of 11490247 is 74209411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11490247 - 2¹¹ = 11488199 is a prime.

It is a super-3 number, since 3×11490247³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11490217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5745123 + 5745124.

It is an arithmetic number, because the mean of its divisors is an integer number (5745124).

Almost surely, 2^11490247 is an apocalyptic number.

11490247 is a deficient number, since it is larger than the sum of its proper divisors (1).

11490247 is an equidigital number, since it uses as much as digits as its factorization.

11490247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 11490247 is about 3389.7266851473. The cubic root of 11490247 is about 225.6540442656.

Adding to 11490247 its reverse (74209411), we get a palindrome (85699658).

The spelling of 11490247 in words is "eleven million, four hundred ninety thousand, two hundred forty-seven".