41401420243 has 4 divisors (see below), whose sum is σ = 41413283208. Its totient is φ = 41389557280.

The previous prime is 41401420231. The next prime is 41401420253. The reversal of 41401420243 is 34202410414.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41401420243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41401420213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5926246 + ... + 5933227.

It is an arithmetic number, because the mean of its divisors is an integer number (10353320802).

Almost surely, 2^41401420243 is an apocalyptic number.

41401420243 is a deficient number, since it is larger than the sum of its proper divisors (11862965).

41401420243 is a wasteful number, since it uses less digits than its factorization.

41401420243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11862964.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 41401420243 its reverse (34202410414), we get a palindrome (75603830657).

The spelling of 41401420243 in words is "forty-one billion, four hundred one million, four hundred twenty thousand, two hundred forty-three".