53204653 has 4 divisors (see below), whose sum is σ = 53231008. Its totient is φ = 53178300.

The previous prime is 53204651. The next prime is 53204659. The reversal of 53204653 is 35640235.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53204653 - 2¹ = 53204651 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 (53204651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9873 + ... + 14278.

It is an arithmetic number, because the mean of its divisors is an integer number (13307752).

Almost surely, 2^53204653 is an apocalyptic number.

It is an amenable number.

53204653 is a deficient number, since it is larger than the sum of its proper divisors (26355).

53204653 is a wasteful number, since it uses less digits than its factorization.

53204653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26354.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 53204653 is about 7294.1519726422. The cubic root of 53204653 is about 376.1114356779. Note that the first 3 decimals are identical.

Adding to 53204653 its reverse (35640235), we get a palindrome (88844888).

The spelling of 53204653 in words is "fifty-three million, two hundred four thousand, six hundred fifty-three".