50631123 has 8 divisors (see below), whose sum is σ = 67665808. Its totient is φ = 33675264.

The previous prime is 50631109. The next prime is 50631197. The reversal of 50631123 is 32113605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-50631123 is a prime.

It is a super-2 number, since 2×50631123² = 5127021232482258, which contains 22 as substring.

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 50631123.

It is not an unprimeable number, because it can be changed into a prime (50631323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18190 + ... + 20787.

It is an arithmetic number, because the mean of its divisors is an integer number (8458226).

Almost surely, 2^50631123 is an apocalyptic number.

50631123 is a deficient number, since it is larger than the sum of its proper divisors (17034685).

50631123 is a wasteful number, since it uses less digits than its factorization.

50631123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39413.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 50631123 is about 7115.5550029495. Note that the first 3 decimals coincide. The cubic root of 50631123 is about 369.9467247375.

Adding to 50631123 its reverse (32113605), we get a palindrome (82744728).

The spelling of 50631123 in words is "fifty million, six hundred thirty-one thousand, one hundred twenty-three".