41520061 has 6 divisors (see below), whose sum is σ = 45637886. Its totient is φ = 37745400.

The previous prime is 41520049. The next prime is 41520071. The reversal of 41520061 is 16002514.

It can be written as a sum of positive squares in only one way, i.e., 29052100 + 12467961 = 5390^2 + 3531^2 .

It is not a de Polignac number, because 41520061 - 2⁵ = 41520029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41520071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 171450 + ... + 171691.

Almost surely, 2^41520061 is an apocalyptic number.

It is an amenable number.

41520061 is a deficient number, since it is larger than the sum of its proper divisors (4117825).

41520061 is a wasteful number, since it uses less digits than its factorization.

41520061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343163 (or 343152 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 41520061 is about 6443.6062108108. The cubic root of 41520061 is about 346.2735565913.

Adding to 41520061 its reverse (16002514), we get a palindrome (57522575).

The spelling of 41520061 in words is "forty-one million, five hundred twenty thousand, sixty-one".