11964487 has 2 divisors, whose sum is σ = 11964488. Its totient is φ = 11964486.

The previous prime is 11964467. The next prime is 11964517. The reversal of 11964487 is 78446911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11964487 - 2¹¹ = 11962439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11964427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5982243 + 5982244.

It is an arithmetic number, because the mean of its divisors is an integer number (5982244).

Almost surely, 2^11964487 is an apocalyptic number.

11964487 is a deficient number, since it is larger than the sum of its proper divisors (1).

11964487 is an equidigital number, since it uses as much as digits as its factorization.

11964487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 40.

The square root of 11964487 is about 3458.9719570994. The cubic root of 11964487 is about 228.7167795925.

The spelling of 11964487 in words is "eleven million, nine hundred sixty-four thousand, four hundred eighty-seven".