5115381613 has 8 divisors (see below), whose sum is σ = 5147670528. Its totient is φ = 5083176624.

The previous prime is 5115381611. The next prime is 5115381653. The reversal of 5115381613 is 3161835115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5115381613 - 2¹ = 5115381611 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5115381611) 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 7 ways as a sum of consecutive naturals, for example, 103620 + ... + 144802.

It is an arithmetic number, because the mean of its divisors is an integer number (643458816).

Almost surely, 2^5115381613 is an apocalyptic number.

It is an amenable number.

5115381613 is a deficient number, since it is larger than the sum of its proper divisors (32288915).

5115381613 is a wasteful number, since it uses less digits than its factorization.

5115381613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41963.

The product of its digits is 10800, while the sum is 34.

The square root of 5115381613 is about 71521.8960389055. The cubic root of 5115381613 is about 1723.0293662756.

The spelling of 5115381613 in words is "five billion, one hundred fifteen million, three hundred eighty-one thousand, six hundred thirteen".