5115423873 has 16 divisors (see below), whose sum is σ = 7838484480. Its totient is φ = 2906767056.

The previous prime is 5115423869. The next prime is 5115423961. The reversal of 5115423873 is 3783245115.

It is a happy number.

It is not a de Polignac number, because 5115423873 - 2² = 5115423869 is a prime.

It is a super-2 number, since 2×5115423873² = 52335122800916640258, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5115423853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676665 + ... + 684182.

It is an arithmetic number, because the mean of its divisors is an integer number (489905280).

Almost surely, 2^5115423873 is an apocalyptic number.

It is an amenable number.

5115423873 is a deficient number, since it is larger than the sum of its proper divisors (2723060607).

5115423873 is a wasteful number, since it uses less digits than its factorization.

5115423873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1361036.

The product of its digits is 100800, while the sum is 39.

The square root of 5115423873 is about 71522.1914722976. The cubic root of 5115423873 is about 1723.0341111169.

Adding to 5115423873 its reverse (3783245115), we get a palindrome (8898668988).

The spelling of 5115423873 in words is "five billion, one hundred fifteen million, four hundred twenty-three thousand, eight hundred seventy-three".