3641521341 has 4 divisors (see below), whose sum is σ = 4855361792. Its totient is φ = 2427680892.

The previous prime is 3641521283. The next prime is 3641521357. The reversal of 3641521341 is 1431251463.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1431251463 = 3 ⋅477083821.

It is not a de Polignac number, because 3641521341 - 2²⁵ = 3607966909 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3641521299 and 3641521308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3641521441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606920221 + ... + 606920226.

It is an arithmetic number, because the mean of its divisors is an integer number (1213840448).

Almost surely, 2^3641521341 is an apocalyptic number.

It is an amenable number.

3641521341 is a deficient number, since it is larger than the sum of its proper divisors (1213840451).

3641521341 is a wasteful number, since it uses less digits than its factorization.

3641521341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213840450.

The product of its digits is 8640, while the sum is 30.

The square root of 3641521341 is about 60345.0191896564. The cubic root of 3641521341 is about 1538.4886140220.

The spelling of 3641521341 in words is "three billion, six hundred forty-one million, five hundred twenty-one thousand, three hundred forty-one".