53340551 has 6 divisors (see below), whose sum is σ = 58630656. Its totient is φ = 48491300.

The previous prime is 53340533. The next prime is 53340641. The reversal of 53340551 is 15504335.

It is not a de Polignac number, because 53340551 - 2¹⁰ = 53339527 is a prime.

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 53340551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53340451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220295 + ... + 220536.

It is an arithmetic number, because the mean of its divisors is an integer number (9771776).

Almost surely, 2^53340551 is an apocalyptic number.

53340551 is a deficient number, since it is larger than the sum of its proper divisors (5290105).

53340551 is a wasteful number, since it uses less digits than its factorization.

53340551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440853 (or 440842 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 53340551 is about 7303.4615765403. The cubic root of 53340551 is about 376.4313909974.

Adding to 53340551 its reverse (15504335), we get a palindrome (68844886).

The spelling of 53340551 in words is "fifty-three million, three hundred forty thousand, five hundred fifty-one".