3671924521 has 2 divisors, whose sum is σ = 3671924522. Its totient is φ = 3671924520.

The previous prime is 3671924419. The next prime is 3671924551. The reversal of 3671924521 is 1254291763.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3033806400 + 638118121 = 55080^2 + 25261^2 .

It is a cyclic number.

It is not a de Polignac number, because 3671924521 - 2⁷ = 3671924393 is a prime.

It is not a weakly prime, because it can be changed into another prime (3671924551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1835962260 + 1835962261.

It is an arithmetic number, because the mean of its divisors is an integer number (1835962261).

Almost surely, 2^3671924521 is an apocalyptic number.

It is an amenable number.

3671924521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3671924521 is an equidigital number, since it uses as much as digits as its factorization.

3671924521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 40.

The square root of 3671924521 is about 60596.4068324187. The cubic root of 3671924521 is about 1542.7583836382.

The spelling of 3671924521 in words is "three billion, six hundred seventy-one million, nine hundred twenty-four thousand, five hundred twenty-one".