53569133 has 2 divisors, whose sum is σ = 53569134. Its totient is φ = 53569132.

The previous prime is 53569129. The next prime is 53569157. The reversal of 53569133 is 33196535.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29735209 + 23833924 = 5453^2 + 4882^2 .

It is a cyclic number.

It is not a de Polignac number, because 53569133 - 2² = 53569129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53569093 and 53569102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53509133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26784566 + 26784567.

It is an arithmetic number, because the mean of its divisors is an integer number (26784567).

Almost surely, 2^53569133 is an apocalyptic number.

It is an amenable number.

53569133 is a deficient number, since it is larger than the sum of its proper divisors (1).

53569133 is an equidigital number, since it uses as much as digits as its factorization.

53569133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36450, while the sum is 35.

The square root of 53569133 is about 7319.0937280513. The cubic root of 53569133 is about 376.9683359626.

The spelling of 53569133 in words is "fifty-three million, five hundred sixty-nine thousand, one hundred thirty-three".