4711987135409 has 4 divisors (see below), whose sum is σ = 4711992620016. Its totient is φ = 4711981650804.

The previous prime is 4711987135391. The next prime is 4711987135417. The reversal of 4711987135409 is 9045317891174.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4711987135409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4711987132409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1142519 + ... + 3275564.

It is an arithmetic number, because the mean of its divisors is an integer number (1177998155004).

Almost surely, 2^{4711987135409} is an apocalyptic number.

It is an amenable number.

4711987135409 is a deficient number, since it is larger than the sum of its proper divisors (5484607).

4711987135409 is a wasteful number, since it uses less digits than its factorization.

4711987135409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5484606.

The product of its (nonzero) digits is 7620480, while the sum is 59.

The spelling of 4711987135409 in words is "four trillion, seven hundred eleven billion, nine hundred eighty-seven million, one hundred thirty-five thousand, four hundred nine".