52000453 has 4 divisors (see below), whose sum is σ = 52460748. Its totient is φ = 51540160.

The previous prime is 52000427. The next prime is 52000457. The reversal of 52000453 is 35400025.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19201924 + 32798529 = 4382^2 + 5727^2 .

It is a cyclic number.

It is not a de Polignac number, because 52000453 - 2¹³ = 51992261 is a prime.

It is a super-2 number, since 2×52000453² = 5408094224410418, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52000453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52000457) 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, 229978 + ... + 230203.

It is an arithmetic number, because the mean of its divisors is an integer number (13115187).

Almost surely, 2^52000453 is an apocalyptic number.

It is an amenable number.

52000453 is a deficient number, since it is larger than the sum of its proper divisors (460295).

52000453 is a wasteful number, since it uses less digits than its factorization.

52000453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460294.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 52000453 is about 7211.1339607582. The cubic root of 52000453 is about 373.2521995424.

Adding to 52000453 its reverse (35400025), we get a palindrome (87400478).

The spelling of 52000453 in words is "fifty-two million, four hundred fifty-three", and thus it is an aban number.