43000053 has 8 divisors (see below), whose sum is σ = 57752448. Its totient is φ = 28457184.

The previous prime is 43000051. The next prime is 43000057. The reversal of 43000053 is 35000034.

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

It is not a de Polignac number, because 43000053 - 2¹ = 43000051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42999996 and 43000041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43000051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51901 + ... + 52722.

It is an arithmetic number, because the mean of its divisors is an integer number (7219056).

Almost surely, 2^43000053 is an apocalyptic number.

It is an amenable number.

43000053 is a deficient number, since it is larger than the sum of its proper divisors (14752395).

43000053 is a wasteful number, since it uses less digits than its factorization.

43000053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104763.

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 43000053 is about 6557.4425655129. The cubic root of 43000053 is about 350.3399499767.

Adding to 43000053 its reverse (35000034), we get a palindrome (78000087).

The spelling of 43000053 in words is "forty-three million, fifty-three", and thus it is an aban number and an uban number.