41145231 has 4 divisors (see below), whose sum is σ = 54860312. Its totient is φ = 27430152.

The previous prime is 41145227. The next prime is 41145233. The reversal of 41145231 is 13254114.

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

It is not a de Polignac number, because 41145231 - 2² = 41145227 is a prime.

It is a super-2 number, since 2×41145231² = 3385860068086722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41145198 and 41145207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41145233) 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, 6857536 + ... + 6857541.

It is an arithmetic number, because the mean of its divisors is an integer number (13715078).

Almost surely, 2^41145231 is an apocalyptic number.

41145231 is a deficient number, since it is larger than the sum of its proper divisors (13715081).

41145231 is a wasteful number, since it uses less digits than its factorization.

41145231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13715080.

The product of its digits is 480, while the sum is 21.

The square root of 41145231 is about 6414.4548482315. The cubic root of 41145231 is about 345.2283889964.

Adding to 41145231 its reverse (13254114), we get a palindrome (54399345).

The spelling of 41145231 in words is "forty-one million, one hundred forty-five thousand, two hundred thirty-one".