53917133 has 8 divisors (see below), whose sum is σ = 54639360. Its totient is φ = 53198800.

The previous prime is 53917121. The next prime is 53917147. The reversal of 53917133 is 33171935.

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

It is a cyclic number.

It is not a de Polignac number, because 53917133 - 2¹² = 53913037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53917133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53917033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35516 + ... + 37002.

It is an arithmetic number, because the mean of its divisors is an integer number (6829920).

Almost surely, 2^53917133 is an apocalyptic number.

It is an amenable number.

53917133 is a deficient number, since it is larger than the sum of its proper divisors (722227).

53917133 is a wasteful number, since it uses less digits than its factorization.

53917133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1947.

The product of its digits is 8505, while the sum is 32.

The square root of 53917133 is about 7342.8286783773. The cubic root of 53917133 is about 377.7828717659.

The spelling of 53917133 in words is "fifty-three million, nine hundred seventeen thousand, one hundred thirty-three".