3765520441 has 2 divisors, whose sum is σ = 3765520442. Its totient is φ = 3765520440.

The previous prime is 3765520439. The next prime is 3765520459. The reversal of 3765520441 is 1440255673.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2333276416 + 1432244025 = 48304^2 + 37845^2 .

It is a cyclic number.

It is not a de Polignac number, because 3765520441 - 2¹ = 3765520439 is a prime.

Together with 3765520439, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3765520441.

It is not a weakly prime, because it can be changed into another prime (3765520841) 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 as a sum of consecutive naturals, namely, 1882760220 + 1882760221.

It is an arithmetic number, because the mean of its divisors is an integer number (1882760221).

Almost surely, 2^3765520441 is an apocalyptic number.

It is an amenable number.

3765520441 is a deficient number, since it is larger than the sum of its proper divisors (1).

3765520441 is an equidigital number, since it uses as much as digits as its factorization.

3765520441 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 3765520441 is about 61363.8365896397. The cubic root of 3765520441 is about 1555.7566636226.

The spelling of 3765520441 in words is "three billion, seven hundred sixty-five million, five hundred twenty thousand, four hundred forty-one".