53875611 has 10 divisors (see below), whose sum is σ = 80480972. Its totient is φ = 35917020.

The previous prime is 53875609. The next prime is 53875631. The reversal of 53875611 is 11657835.

53875611 is a `hidden beast` number, since 5 + 38 + 7 + 5 + 611 = 666.

It is not a de Polignac number, because 53875611 - 2¹ = 53875609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53875631) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 332485 + ... + 332646.

Almost surely, 2^53875611 is an apocalyptic number.

53875611 is a deficient number, since it is larger than the sum of its proper divisors (26605361).

53875611 is an equidigital number, since it uses as much as digits as its factorization.

53875611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665143 (or 665134 counting only the distinct ones).

The product of its digits is 25200, while the sum is 36.

The square root of 53875611 is about 7340.0007493188. Note that the first 3 decimals coincide. The cubic root of 53875611 is about 377.6858690263.

The spelling of 53875611 in words is "fifty-three million, eight hundred seventy-five thousand, six hundred eleven".