53342563 has 4 divisors (see below), whose sum is σ = 53389288. Its totient is φ = 53295840.

The previous prime is 53342533. The next prime is 53342581. The reversal of 53342563 is 36524335.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 53342563 - 2¹³ = 53334371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53342533) 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, 21606 + ... + 23947.

It is an arithmetic number, because the mean of its divisors is an integer number (13347322).

Almost surely, 2^53342563 is an apocalyptic number.

53342563 is a deficient number, since it is larger than the sum of its proper divisors (46725).

53342563 is a wasteful number, since it uses less digits than its factorization.

53342563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46724.

The product of its digits is 32400, while the sum is 31.

The square root of 53342563 is about 7303.5993181444. The cubic root of 53342563 is about 376.4361239221.

Adding to 53342563 its reverse (36524335), we get a palindrome (89866898).

The spelling of 53342563 in words is "fifty-three million, three hundred forty-two thousand, five hundred sixty-three".