41521401 has 6 divisors (see below), whose sum is σ = 59975370. Its totient is φ = 27680928.

The previous prime is 41521393. The next prime is 41521409. The reversal of 41521401 is 10412514.

It is an interprime number because it is at equal distance from previous prime (41521393) and next prime (41521409).

It can be written as a sum of positive squares in only one way, i.e., 23040000 + 18481401 = 4800^2 + 4299^2 .

It is not a de Polignac number, because 41521401 - 2³ = 41521393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41521409) 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, 2306736 + ... + 2306753.

It is an arithmetic number, because the mean of its divisors is an integer number (9995895).

Almost surely, 2^41521401 is an apocalyptic number.

It is an amenable number.

41521401 is a deficient number, since it is larger than the sum of its proper divisors (18453969).

41521401 is a wasteful number, since it uses less digits than its factorization.

41521401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4613495 (or 4613492 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 41521401 is about 6443.7101890138. The cubic root of 41521401 is about 346.2772817109.

Adding to 41521401 its reverse (10412514), we get a palindrome (51933915).

The spelling of 41521401 in words is "forty-one million, five hundred twenty-one thousand, four hundred one".