5115423 has 4 divisors (see below), whose sum is σ = 6820568. Its totient is φ = 3410280.

The previous prime is 5115421. The next prime is 5115431. The reversal of 5115423 is 3245115.

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

It is not a de Polignac number, because 5115423 - 2¹ = 5115421 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5115423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5115421) 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, 852568 + ... + 852573.

It is an arithmetic number, because the mean of its divisors is an integer number (1705142).

Almost surely, 2^5115423 is an apocalyptic number.

5115423 is a deficient number, since it is larger than the sum of its proper divisors (1705145).

5115423 is a wasteful number, since it uses less digits than its factorization.

5115423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705144.

The product of its digits is 600, while the sum is 21.

The square root of 5115423 is about 2261.7300899975. The cubic root of 5115423 is about 172.3034013099.

The spelling of 5115423 in words is "five million, one hundred fifteen thousand, four hundred twenty-three".