5109595987 has 4 divisors (see below), whose sum is σ = 5274421696. Its totient is φ = 4944770280.

The previous prime is 5109595979. The next prime is 5109596003. The reversal of 5109595987 is 7895959015.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5109595987 - 2³ = 5109595979 is a prime.

It is a super-2 number, since 2×5109595987² = 52215942300733008338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5109595087) 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, 82412808 + ... + 82412869.

It is an arithmetic number, because the mean of its divisors is an integer number (1318605424).

Almost surely, 2^5109595987 is an apocalyptic number.

5109595987 is a deficient number, since it is larger than the sum of its proper divisors (164825709).

5109595987 is a wasteful number, since it uses less digits than its factorization.

5109595987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164825708.

The product of its (nonzero) digits is 5103000, while the sum is 58.

The square root of 5109595987 is about 71481.4380591213. The cubic root of 5109595987 is about 1722.3795246189.

The spelling of 5109595987 in words is "five billion, one hundred nine million, five hundred ninety-five thousand, nine hundred eighty-seven".