53303597 has 4 divisors (see below), whose sum is σ = 53324736. Its totient is φ = 53282460.

The previous prime is 53303557. The next prime is 53303603. The reversal of 53303597 is 79530335.

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 53303597 - 2¹⁸ = 53041453 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 (53303557) 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, 6179 + ... + 12032.

It is an arithmetic number, because the mean of its divisors is an integer number (13331184).

Almost surely, 2^53303597 is an apocalyptic number.

It is an amenable number.

53303597 is a deficient number, since it is larger than the sum of its proper divisors (21139).

53303597 is a wasteful number, since it uses less digits than its factorization.

53303597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21138.

The product of its (nonzero) digits is 42525, while the sum is 35.

The square root of 53303597 is about 7300.9312419718. The cubic root of 53303597 is about 376.3444411441.

The spelling of 53303597 in words is "fifty-three million, three hundred three thousand, five hundred ninety-seven".