52281053 has 4 divisors (see below), whose sum is σ = 57033888. Its totient is φ = 47528220.

The previous prime is 52281023. The next prime is 52281083. The reversal of 52281053 is 35018225.

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 an interprime number because it is at equal distance from previous prime (52281023) and next prime (52281083).

It is a cyclic number.

It is not a de Polignac number, because 52281053 - 2¹⁴ = 52264669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52281013) 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, 2376401 + ... + 2376422.

It is an arithmetic number, because the mean of its divisors is an integer number (14258472).

Almost surely, 2^52281053 is an apocalyptic number.

It is an amenable number.

52281053 is a deficient number, since it is larger than the sum of its proper divisors (4752835).

52281053 is a wasteful number, since it uses less digits than its factorization.

52281053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4752834.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 52281053 is about 7230.5638092752. The cubic root of 52281053 is about 373.9223651376.

Adding to 52281053 its reverse (35018225), we get a palindrome (87299278).

The spelling of 52281053 in words is "fifty-two million, two hundred eighty-one thousand, fifty-three".