52140232043 has 4 divisors (see below), whose sum is σ = 52306814568. Its totient is φ = 51973649520.

The previous prime is 52140232031. The next prime is 52140232049. The reversal of 52140232043 is 34023204125.

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 52140232043 - 2¹⁰ = 52140231019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52140232049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83290793 + ... + 83291418.

It is an arithmetic number, because the mean of its divisors is an integer number (13076703642).

Almost surely, 2^52140232043 is an apocalyptic number.

52140232043 is a deficient number, since it is larger than the sum of its proper divisors (166582525).

52140232043 is a wasteful number, since it uses less digits than its factorization.

52140232043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166582524.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 52140232043 its reverse (34023204125), we get a palindrome (86163436168).

The spelling of 52140232043 in words is "fifty-two billion, one hundred forty million, two hundred thirty-two thousand, forty-three".