53325613 has 8 divisors (see below), whose sum is σ = 58532256. Its totient is φ = 48178800.

The previous prime is 53325599. The next prime is 53325619. The reversal of 53325613 is 31652335.

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 53325613 - 2⁵ = 53325581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53325619) 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, 13078 + ... + 16663.

It is an arithmetic number, because the mean of its divisors is an integer number (7316532).

Almost surely, 2^53325613 is an apocalyptic number.

It is an amenable number.

53325613 is a deficient number, since it is larger than the sum of its proper divisors (5206643).

53325613 is a wasteful number, since it uses less digits than its factorization.

53325613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29915.

The product of its digits is 8100, while the sum is 28.

The square root of 53325613 is about 7302.4388391824. The cubic root of 53325613 is about 376.3962478964.

Adding to 53325613 its reverse (31652335), we get a palindrome (84977948).

The spelling of 53325613 in words is "fifty-three million, three hundred twenty-five thousand, six hundred thirteen".