3764504521 has 2 divisors, whose sum is σ = 3764504522. Its totient is φ = 3764504520.

The previous prime is 3764504509. The next prime is 3764504537. The reversal of 3764504521 is 1254054673.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2697763600 + 1066740921 = 51940^2 + 32661^2 .

It is a cyclic number.

It is not a de Polignac number, because 3764504521 - 2¹¹ = 3764502473 is a prime.

It is not a weakly prime, because it can be changed into another prime (3764507521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1882252260 + 1882252261.

It is an arithmetic number, because the mean of its divisors is an integer number (1882252261).

Almost surely, 2^3764504521 is an apocalyptic number.

It is an amenable number.

3764504521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3764504521 is an equidigital number, since it uses as much as digits as its factorization.

3764504521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 3764504521 is about 61355.5581915771. The cubic root of 3764504521 is about 1555.6167390540.

The spelling of 3764504521 in words is "three billion, seven hundred sixty-four million, five hundred four thousand, five hundred twenty-one".