41031232405 has 4 divisors (see below), whose sum is σ = 49237478892. Its totient is φ = 32824985920.

The previous prime is 41031232391. The next prime is 41031232409. The reversal of 41031232405 is 50423213014.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50423213014 = 2 ⋅25211606507.

It can be written as a sum of positive squares in 2 ways, for example, as 5656393681 + 35374838724 = 75209^2 + 188082^2 .

It is not a de Polignac number, because 41031232405 - 2⁹ = 41031231893 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41031232405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41031232409) 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, 4103123236 + ... + 4103123245.

It is an arithmetic number, because the mean of its divisors is an integer number (12309369723).

Almost surely, 2^41031232405 is an apocalyptic number.

It is an amenable number.

41031232405 is a deficient number, since it is larger than the sum of its proper divisors (8206246487).

41031232405 is an equidigital number, since it uses as much as digits as its factorization.

41031232405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8206246486.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 41031232405 its reverse (50423213014), we get a palindrome (91454445419).

The spelling of 41031232405 in words is "forty-one billion, thirty-one million, two hundred thirty-two thousand, four hundred five".