53283365 has 4 divisors (see below), whose sum is σ = 63940044. Its totient is φ = 42626688.

The previous prime is 53283359. The next prime is 53283371. The reversal of 53283365 is 56338235.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (53283359) and next prime (53283371).

It can be written as a sum of positive squares in 2 ways, for example, as 26388769 + 26894596 = 5137^2 + 5186^2 .

It is a cyclic number.

It is not a de Polignac number, because 53283365 - 2²⁴ = 36506149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5328332 + ... + 5328341.

It is an arithmetic number, because the mean of its divisors is an integer number (15985011).

Almost surely, 2^53283365 is an apocalyptic number.

It is an amenable number.

53283365 is a deficient number, since it is larger than the sum of its proper divisors (10656679).

53283365 is a wasteful number, since it uses less digits than its factorization.

53283365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10656678.

The product of its digits is 64800, while the sum is 35.

The square root of 53283365 is about 7299.5455337987. The cubic root of 53283365 is about 376.2968198157.

The spelling of 53283365 in words is "fifty-three million, two hundred eighty-three thousand, three hundred sixty-five".