3541315921 has 16 divisors (see below), whose sum is σ = 4217431680. Its totient is φ = 2931016320.

The previous prime is 3541315903. The next prime is 3541315961. The reversal of 3541315921 is 1295131453.

It is a cyclic number.

It is not a de Polignac number, because 3541315921 - 2¹⁷ = 3541184849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3541315901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159181 + ... + 180058.

It is an arithmetic number, because the mean of its divisors is an integer number (263589480).

Almost surely, 2^3541315921 is an apocalyptic number.

It is an amenable number.

3541315921 is a deficient number, since it is larger than the sum of its proper divisors (676115759).

3541315921 is a wasteful number, since it uses less digits than its factorization.

3541315921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339336.

The product of its digits is 16200, while the sum is 34.

The square root of 3541315921 is about 59508.9566451975. The cubic root of 3541315921 is about 1524.2453915642.

The spelling of 3541315921 in words is "three billion, five hundred forty-one million, three hundred fifteen thousand, nine hundred twenty-one".