50253503 has 4 divisors (see below), whose sum is σ = 50319288. Its totient is φ = 50187720.

The previous prime is 50253431. The next prime is 50253517. The reversal of 50253503 is 30535205.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30535205 = 5 ⋅6107041.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50253503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50253563) 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, 31733 + ... + 33278.

It is an arithmetic number, because the mean of its divisors is an integer number (12579822).

Almost surely, 2^50253503 is an apocalyptic number.

50253503 is a deficient number, since it is larger than the sum of its proper divisors (65785).

50253503 is an equidigital number, since it uses as much as digits as its factorization.

50253503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65784.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 50253503 is about 7088.9705176422. The cubic root of 50253503 is about 369.0247092880.

Adding to 50253503 its reverse (30535205), we get a palindrome (80788708).

The spelling of 50253503 in words is "fifty million, two hundred fifty-three thousand, five hundred three".