53155343 has 4 divisors (see below), whose sum is σ = 54158328. Its totient is φ = 52152360.

The previous prime is 53155337. The next prime is 53155351. The reversal of 53155343 is 34355135.

53155343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 53155343 - 2⁴ = 53155327 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 (53155043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501413 + ... + 501518.

It is an arithmetic number, because the mean of its divisors is an integer number (13539582).

Almost surely, 2^53155343 is an apocalyptic number.

53155343 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

53155343 is a deficient number, since it is larger than the sum of its proper divisors (1002985).

53155343 is a wasteful number, since it uses less digits than its factorization.

53155343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002984.

The product of its digits is 13500, while the sum is 29.

The square root of 53155343 is about 7290.7710840487. The cubic root of 53155343 is about 375.9952065746.

The spelling of 53155343 in words is "fifty-three million, one hundred fifty-five thousand, three hundred forty-three".