50509101 has 4 divisors (see below), whose sum is σ = 67345472. Its totient is φ = 33672732.

The previous prime is 50509099. The next prime is 50509103. The reversal of 50509101 is 10190505.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (50509099) and next prime (50509103).

It is not a de Polignac number, because 50509101 - 2¹ = 50509099 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 (50509103) 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, 8418181 + ... + 8418186.

It is an arithmetic number, because the mean of its divisors is an integer number (16836368).

Almost surely, 2^50509101 is an apocalyptic number.

It is an amenable number.

50509101 is a deficient number, since it is larger than the sum of its proper divisors (16836371).

50509101 is a wasteful number, since it uses less digits than its factorization.

50509101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16836370.

The product of its (nonzero) digits is 225, while the sum is 21.

The square root of 50509101 is about 7106.9755170537. The cubic root of 50509101 is about 369.6492927149.

Adding to 50509101 its reverse (10190505), we get a palindrome (60699606).

The spelling of 50509101 in words is "fifty million, five hundred nine thousand, one hundred one".