53073357 has 4 divisors (see below), whose sum is σ = 70764480. Its totient is φ = 35382236.

The previous prime is 53073347. The next prime is 53073359. The reversal of 53073357 is 75337035.

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 53073357 - 2¹⁰ = 53072333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53073359) 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, 8845557 + ... + 8845562.

It is an arithmetic number, because the mean of its divisors is an integer number (17691120).

Almost surely, 2^53073357 is an apocalyptic number.

It is an amenable number.

53073357 is a deficient number, since it is larger than the sum of its proper divisors (17691123).

53073357 is a wasteful number, since it uses less digits than its factorization.

53073357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17691122.

The product of its (nonzero) digits is 33075, while the sum is 33.

The square root of 53073357 is about 7285.1463266018. The cubic root of 53073357 is about 375.8017973232.

The spelling of 53073357 in words is "fifty-three million, seventy-three thousand, three hundred fifty-seven".