53117205 has 8 divisors (see below), whose sum is σ = 84987552. Its totient is φ = 28329168.

The previous prime is 53117201. The next prime is 53117219. The reversal of 53117205 is 50271135.

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

It is not a de Polignac number, because 53117205 - 2² = 53117201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53117201) 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, 1770559 + ... + 1770588.

It is an arithmetic number, because the mean of its divisors is an integer number (10623444).

Almost surely, 2^53117205 is an apocalyptic number.

It is an amenable number.

53117205 is a deficient number, since it is larger than the sum of its proper divisors (31870347).

53117205 is a wasteful number, since it uses less digits than its factorization.

53117205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3541155.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 53117205 is about 7288.1551163515. The cubic root of 53117205 is about 375.9052617999.

The spelling of 53117205 in words is "fifty-three million, one hundred seventeen thousand, two hundred five".