53043215 has 8 divisors (see below), whose sum is σ = 64236480. Its totient is φ = 42044832.

The previous prime is 53043191. The next prime is 53043239. The reversal of 53043215 is 51234035.

It is an interprime number because it is at equal distance from previous prime (53043191) and next prime (53043239).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53043215 - 2⁸ = 53042959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48119 + ... + 49208.

It is an arithmetic number, because the mean of its divisors is an integer number (8029560).

Almost surely, 2^53043215 is an apocalyptic number.

53043215 is a deficient number, since it is larger than the sum of its proper divisors (11193265).

53043215 is a wasteful number, since it uses less digits than its factorization.

53043215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97441.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 53043215 is about 7283.0773028988. The cubic root of 53043215 is about 375.7306406984.

The spelling of 53043215 in words is "fifty-three million, forty-three thousand, two hundred fifteen".