41521011 has 24 divisors (see below), whose sum is σ = 65554944. Its totient is φ = 22898400.

The previous prime is 41521009. The next prime is 41521027. The reversal of 41521011 is 11012514.

It is a happy number.

It is not a de Polignac number, because 41521011 - 2¹ = 41521009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41521031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16486 + ... + 18836.

It is an arithmetic number, because the mean of its divisors is an integer number (2731456).

Almost surely, 2^41521011 is an apocalyptic number.

41521011 is a deficient number, since it is larger than the sum of its proper divisors (24033933).

41521011 is a wasteful number, since it uses less digits than its factorization.

41521011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2419 (or 2390 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 41521011 is about 6443.6799268741. The cubic root of 41521011 is about 346.2761975426.

Adding to 41521011 its reverse (11012514), we get a palindrome (52533525).

The spelling of 41521011 in words is "forty-one million, five hundred twenty-one thousand, eleven".