53387043 has 16 divisors (see below), whose sum is σ = 73262112. Its totient is φ = 34560000.

The previous prime is 53387039. The next prime is 53387051. The reversal of 53387043 is 34078335.

It is not a de Polignac number, because 53387043 - 2² = 53387039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53386995 and 53387013.

It is not an unprimeable number, because it can be changed into a prime (53387083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28743 + ... + 30543.

It is an arithmetic number, because the mean of its divisors is an integer number (4578882).

Almost surely, 2^53387043 is an apocalyptic number.

53387043 is a deficient number, since it is larger than the sum of its proper divisors (19875069).

53387043 is a wasteful number, since it uses less digits than its factorization.

53387043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086.

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 53387043 is about 7306.6437575675. The cubic root of 53387043 is about 376.5407259886.

The spelling of 53387043 in words is "fifty-three million, three hundred eighty-seven thousand, forty-three".