5313881687 has 2 divisors, whose sum is σ = 5313881688. Its totient is φ = 5313881686.

The previous prime is 5313881653. The next prime is 5313881719. The reversal of 5313881687 is 7861883135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5313881687 - 2⁸ = 5313881431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5313881887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2656940843 + 2656940844.

It is an arithmetic number, because the mean of its divisors is an integer number (2656940844).

Almost surely, 2^5313881687 is an apocalyptic number.

5313881687 is a deficient number, since it is larger than the sum of its proper divisors (1).

5313881687 is an equidigital number, since it uses as much as digits as its factorization.

5313881687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 50.

The square root of 5313881687 is about 72896.3763639867. The cubic root of 5313881687 is about 1745.0342696532.

The spelling of 5313881687 in words is "five billion, three hundred thirteen million, eight hundred eighty-one thousand, six hundred eighty-seven".