5120403 has 4 divisors (see below), whose sum is σ = 6827208. Its totient is φ = 3413600.

The previous prime is 5120399. The next prime is 5120411. The reversal of 5120403 is 3040215.

5120403 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5120403 - 2² = 5120399 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (5120413) 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, 853398 + ... + 853403.

It is an arithmetic number, because the mean of its divisors is an integer number (1706802).

Almost surely, 2^5120403 is an apocalyptic number.

5120403 is a deficient number, since it is larger than the sum of its proper divisors (1706805).

5120403 is a wasteful number, since it uses less digits than its factorization.

5120403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706804.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 5120403 is about 2262.8307493049. The cubic root of 5120403 is about 172.3592971526.

Adding to 5120403 its reverse (3040215), we get a palindrome (8160618).

The spelling of 5120403 in words is "five million, one hundred twenty thousand, four hundred three".