9481269487 has 2 divisors, whose sum is σ = 9481269488. Its totient is φ = 9481269486.

The previous prime is 9481269463. The next prime is 9481269491. The reversal of 9481269487 is 7849621849.

9481269487 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (7849621849) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9481269487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9481269887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4740634743 + 4740634744.

It is an arithmetic number, because the mean of its divisors is an integer number (4740634744).

Almost surely, 2^9481269487 is an apocalyptic number.

9481269487 is a deficient number, since it is larger than the sum of its proper divisors (1).

9481269487 is an equidigital number, since it uses as much as digits as its factorization.

9481269487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6967296, while the sum is 58.

The square root of 9481269487 is about 97371.8105356987. The cubic root of 9481269487 is about 2116.5189614527.

The spelling of 9481269487 in words is "nine billion, four hundred eighty-one million, two hundred sixty-nine thousand, four hundred eighty-seven".