5115423283 has 4 divisors (see below), whose sum is σ = 5116497568.
Its totient is φ = 5114349000.
The previous prime is 5115423263. The next prime is 5115423293. The reversal of 5115423283 is 3823245115.
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 5115423283 - 29 = 5115422771 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (5115423263) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 529968 + ... + 539533.
It is an arithmetic number, because the mean of its divisors is an integer number (1279124392).
Almost surely, 25115423283 is an apocalyptic number.
5115423283 is a deficient number, since it is larger than the sum of its proper divisors (1074285).
5115423283 is a wasteful number, since it uses less digits than its factorization.
5115423283 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1074284.
The product of its digits is 28800, while the sum is 34.
The square root of 5115423283 is about 71522.1873477035.
The cubic root of 5115423283 is about 1723.0340448734.
Adding to 5115423283 its reverse (3823245115), we get a palindrome (8938668398).
The spelling of 5115423283 in words is "five billion, one hundred fifteen million, four hundred twenty-three thousand, two hundred eighty-three".