53971575 has 48 divisors (see below), whose sum is σ = 102660096. Its totient is φ = 24508800.

The previous prime is 53971553. The next prime is 53971591. The reversal of 53971575 is 57517935.

It is not a de Polignac number, because 53971575 - 2⁸ = 53971319 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116845 + ... + 117305.

It is an arithmetic number, because the mean of its divisors is an integer number (2138752).

Almost surely, 2^53971575 is an apocalyptic number.

53971575 is a deficient number, since it is larger than the sum of its proper divisors (48688521).

53971575 is a wasteful number, since it uses less digits than its factorization.

With its successor (53971576) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (699).

53971575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704 (or 699 counting only the distinct ones).

The product of its digits is 165375, while the sum is 42.

The square root of 53971575 is about 7346.5348974874. The cubic root of 53971575 is about 377.9099824841.

The spelling of 53971575 in words is "fifty-three million, nine hundred seventy-one thousand, five hundred seventy-five".