53435057 has 8 divisors (see below), whose sum is σ = 57720936. Its totient is φ = 49174272.

The previous prime is 53435021. The next prime is 53435059. The reversal of 53435057 is 75053435.

It can be written as a sum of positive squares in 4 ways, for example, as 1825201 + 51609856 = 1351^2 + 7184^2 .

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 53435057 - 2¹⁰ = 53434033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53435059) 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, 1718 + ... + 10479.

It is an arithmetic number, because the mean of its divisors is an integer number (7215117).

Almost surely, 2^53435057 is an apocalyptic number.

It is an amenable number.

53435057 is a deficient number, since it is larger than the sum of its proper divisors (4285879).

53435057 is a wasteful number, since it uses less digits than its factorization.

53435057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12547.

The product of its (nonzero) digits is 31500, while the sum is 32.

The square root of 53435057 is about 7309.9286590226. The cubic root of 53435057 is about 376.6535736523.

The spelling of 53435057 in words is "fifty-three million, four hundred thirty-five thousand, fifty-seven".