53131594 has 8 divisors (see below), whose sum is σ = 79813188. Its totient is φ = 26527200.

The previous prime is 53131591. The next prime is 53131597. The reversal of 53131594 is 49513135.

It is a happy number.

53131594 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53131591) and next prime (53131597).

It can be written as a sum of positive squares in 2 ways, for example, as 52056225 + 1075369 = 7215^2 + 1037^2 .

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

It is not an unprimeable number, because it can be changed into a prime (53131591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17547 + ... + 20350.

Almost surely, 2^53131594 is an apocalyptic number.

53131594 is a deficient number, since it is larger than the sum of its proper divisors (26681594).

53131594 is a wasteful number, since it uses less digits than its factorization.

53131594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38600.

The product of its digits is 8100, while the sum is 31.

The square root of 53131594 is about 7289.1421991891. The cubic root of 53131594 is about 375.9392019171.

The spelling of 53131594 in words is "fifty-three million, one hundred thirty-one thousand, five hundred ninety-four".