53623043 has 4 divisors (see below), whose sum is σ = 53653320. Its totient is φ = 53592768.

The previous prime is 53623019. The next prime is 53623057. The reversal of 53623043 is 34032635.

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 53623043 - 2⁶ = 53622979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53623093) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12305 + ... + 16082.

It is an arithmetic number, because the mean of its divisors is an integer number (13413330).

Almost surely, 2^53623043 is an apocalyptic number.

53623043 is a deficient number, since it is larger than the sum of its proper divisors (30277).

53623043 is a wasteful number, since it uses less digits than its factorization.

53623043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30276.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 53623043 is about 7322.7756349625. The cubic root of 53623043 is about 377.0947492435.

Adding to 53623043 its reverse (34032635), we get a palindrome (87655678).

The spelling of 53623043 in words is "fifty-three million, six hundred twenty-three thousand, forty-three".