50423113 has 4 divisors (see below), whose sum is σ = 54301828. Its totient is φ = 46544400.

The previous prime is 50423069. The next prime is 50423123. The reversal of 50423113 is 31132405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31132405 = 5 ⋅6226481.

It can be written as a sum of positive squares in 2 ways, for example, as 4359744 + 46063369 = 2088^2 + 6787^2 .

It is a cyclic number.

It is not a de Polignac number, because 50423113 - 2¹³ = 50414921 is a prime.

It is a super-2 number, since 2×50423113² = 5084980649221538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50423123) 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, 1939338 + ... + 1939363.

It is an arithmetic number, because the mean of its divisors is an integer number (13575457).

Almost surely, 2^50423113 is an apocalyptic number.

It is an amenable number.

50423113 is a deficient number, since it is larger than the sum of its proper divisors (3878715).

50423113 is a wasteful number, since it uses less digits than its factorization.

50423113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3878714.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 50423113 is about 7100.9233906584. The cubic root of 50423113 is about 369.4394067257.

Adding to 50423113 its reverse (31132405), we get a palindrome (81555518).

The spelling of 50423113 in words is "fifty million, four hundred twenty-three thousand, one hundred thirteen".