11308487 has 2 divisors, whose sum is σ = 11308488. Its totient is φ = 11308486.

The previous prime is 11308483. The next prime is 11308489. The reversal of 11308487 is 78480311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11308487 - 2² = 11308483 is a prime.

Together with 11308489, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11308483) 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, 5654243 + 5654244.

It is an arithmetic number, because the mean of its divisors is an integer number (5654244).

Almost surely, 2^11308487 is an apocalyptic number.

11308487 is a deficient number, since it is larger than the sum of its proper divisors (1).

11308487 is an equidigital number, since it uses as much as digits as its factorization.

11308487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 11308487 is about 3362.8093909706. The cubic root of 11308487 is about 224.4578684601.

Adding to 11308487 its reverse (78480311), we get a palindrome (89788798).

The spelling of 11308487 in words is "eleven million, three hundred eight thousand, four hundred eighty-seven".