41551161 has 4 divisors (see below), whose sum is σ = 55401552. Its totient is φ = 27700772.

The previous prime is 41551151. The next prime is 41551177. The reversal of 41551161 is 16115514.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41551161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41551151) 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, 6925191 + ... + 6925196.

It is an arithmetic number, because the mean of its divisors is an integer number (13850388).

Almost surely, 2^41551161 is an apocalyptic number.

It is an amenable number.

41551161 is a deficient number, since it is larger than the sum of its proper divisors (13850391).

41551161 is a wasteful number, since it uses less digits than its factorization.

41551161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13850390.

The product of its digits is 600, while the sum is 24.

The square root of 41551161 is about 6446.0190040055. The cubic root of 41551161 is about 346.3599920770.

Adding to 41551161 its reverse (16115514), we get a palindrome (57666675).

The spelling of 41551161 in words is "forty-one million, five hundred fifty-one thousand, one hundred sixty-one".