50061503 has 4 divisors (see below), whose sum is σ = 51225768. Its totient is φ = 48897240.

The previous prime is 50061469. The next prime is 50061509. The reversal of 50061503 is 30516005.

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 50061503 - 2⁸ = 50061247 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 (50061509) 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, 582068 + ... + 582153.

It is an arithmetic number, because the mean of its divisors is an integer number (12806442).

Almost surely, 2^50061503 is an apocalyptic number.

50061503 is a deficient number, since it is larger than the sum of its proper divisors (1164265).

50061503 is a wasteful number, since it uses less digits than its factorization.

50061503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164264.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 50061503 is about 7075.4153941659. The cubic root of 50061503 is about 368.5541406312.

Adding to 50061503 its reverse (30516005), we get a palindrome (80577508).

The spelling of 50061503 in words is "fifty million, sixty-one thousand, five hundred three".