50040131 has 4 divisors (see below), whose sum is σ = 51260664. Its totient is φ = 48819600.

The previous prime is 50040121. The next prime is 50040143. The reversal of 50040131 is 13104005.

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 50040131 - 2¹⁰ = 50039107 is a prime.

It is a super-2 number, since 2×50040131² = 5008029420994322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50040121) 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, 610205 + ... + 610286.

It is an arithmetic number, because the mean of its divisors is an integer number (12815166).

Almost surely, 2^50040131 is an apocalyptic number.

50040131 is a deficient number, since it is larger than the sum of its proper divisors (1220533).

50040131 is a wasteful number, since it uses less digits than its factorization.

50040131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220532.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 50040131 is about 7073.9049329207. The cubic root of 50040131 is about 368.5016860851.

Adding to 50040131 its reverse (13104005), we get a palindrome (63144136).

The spelling of 50040131 in words is "fifty million, forty thousand, one hundred thirty-one".