41521101 has 16 divisors (see below), whose sum is σ = 57727296. Its totient is φ = 26522496.

The previous prime is 41521097. The next prime is 41521147. The reversal of 41521101 is 10112514.

It is a happy number.

It is not a de Polignac number, because 41521101 - 2² = 41521097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41521171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3801 + ... + 9873.

It is an arithmetic number, because the mean of its divisors is an integer number (3607956).

Almost surely, 2^41521101 is an apocalyptic number.

It is an amenable number.

41521101 is a deficient number, since it is larger than the sum of its proper divisors (16206195).

41521101 is a wasteful number, since it uses less digits than its factorization.

41521101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6172.

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

The square root of 41521101 is about 6443.6869104574. The cubic root of 41521101 is about 346.2764477358.

Adding to 41521101 its reverse (10112514), we get a palindrome (51633615).

It can be divided in two parts, 4152 and 1101, that added together give a triangular number (5253 = T₁₀₂).

The spelling of 41521101 in words is "forty-one million, five hundred twenty-one thousand, one hundred one".