5031193509 has 12 divisors (see below), whose sum is σ = 7301724352. Its totient is φ = 3338231400.

The previous prime is 5031193501. The next prime is 5031193523. The reversal of 5031193509 is 9053911305.

5031193509 is a `hidden beast` number, since 50 + 3 + 11 + 93 + 509 = 666.

It is not a de Polignac number, because 5031193509 - 2³ = 5031193501 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5031193501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1322797 + ... + 1326594.

Almost surely, 2^5031193509 is an apocalyptic number.

It is an amenable number.

5031193509 is a deficient number, since it is larger than the sum of its proper divisors (2270530843).

5031193509 is a wasteful number, since it uses less digits than its factorization.

5031193509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2649608 (or 2649605 counting only the distinct ones).

The product of its (nonzero) digits is 18225, while the sum is 36.

The square root of 5031193509 is about 70930.9065852115. The cubic root of 5031193509 is about 1713.5245872446.

The spelling of 5031193509 in words is "five billion, thirty-one million, one hundred ninety-three thousand, five hundred nine".