53613453 has 8 divisors (see below), whose sum is σ = 72030816. Its totient is φ = 35469200.

The previous prime is 53613409. The next prime is 53613473. The reversal of 53613453 is 35431635.

It is a happy number.

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 53613453 - 2¹² = 53609357 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53613453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53613403) 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, 67818 + ... + 68603.

It is an arithmetic number, because the mean of its divisors is an integer number (9003852).

Almost surely, 2^53613453 is an apocalyptic number.

It is an amenable number.

53613453 is a deficient number, since it is larger than the sum of its proper divisors (18417363).

53613453 is a wasteful number, since it uses less digits than its factorization.

53613453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136555.

The product of its digits is 16200, while the sum is 30.

The square root of 53613453 is about 7322.1207993313. The cubic root of 53613453 is about 377.0722678994.

The spelling of 53613453 in words is "fifty-three million, six hundred thirteen thousand, four hundred fifty-three".