53613571 has 8 divisors (see below), whose sum is σ = 59447088. Its totient is φ = 47940000.

The previous prime is 53613569. The next prime is 53613589. The reversal of 53613571 is 17531635.

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 53613571 - 2¹ = 53613569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53613071) 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, 39280 + ... + 40621.

It is an arithmetic number, because the mean of its divisors is an integer number (7430886).

Almost surely, 2^53613571 is an apocalyptic number.

53613571 is a deficient number, since it is larger than the sum of its proper divisors (5833517).

53613571 is a wasteful number, since it uses less digits than its factorization.

53613571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79973.

The product of its digits is 9450, while the sum is 31.

The square root of 53613571 is about 7322.1288571016. The cubic root of 53613571 is about 377.0725445370.

The spelling of 53613571 in words is "fifty-three million, six hundred thirteen thousand, five hundred seventy-one".