50315403 has 4 divisors (see below), whose sum is σ = 67087208. Its totient is φ = 33543600.

The previous prime is 50315399. The next prime is 50315413. The reversal of 50315403 is 30451305.

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

It is not a de Polignac number, because 50315403 - 2² = 50315399 is a prime.

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 50315403.

It is not an unprimeable number, because it can be changed into a prime (50315413) 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, 8385898 + ... + 8385903.

It is an arithmetic number, because the mean of its divisors is an integer number (16771802).

Almost surely, 2^50315403 is an apocalyptic number.

50315403 is a deficient number, since it is larger than the sum of its proper divisors (16771805).

50315403 is a wasteful number, since it uses less digits than its factorization.

50315403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16771804.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 50315403 is about 7093.3351112153. The cubic root of 50315403 is about 369.1761631219.

Adding to 50315403 its reverse (30451305), we get a palindrome (80766708).

The spelling of 50315403 in words is "fifty million, three hundred fifteen thousand, four hundred three".