3781522963 has 2 divisors, whose sum is σ = 3781522964. Its totient is φ = 3781522962.

The previous prime is 3781522961. The next prime is 3781522967. The reversal of 3781522963 is 3692251873.

3781522963 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3781522963 - 2¹ = 3781522961 is a prime.

Together with 3781522961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3781522961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1890761481 + 1890761482.

It is an arithmetic number, because the mean of its divisors is an integer number (1890761482).

Almost surely, 2^3781522963 is an apocalyptic number.

3781522963 is a deficient number, since it is larger than the sum of its proper divisors (1).

3781522963 is an equidigital number, since it uses as much as digits as its factorization.

3781522963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 46.

The square root of 3781522963 is about 61494.0888460021. The cubic root of 3781522963 is about 1557.9574081900.

The spelling of 3781522963 in words is "three billion, seven hundred eighty-one million, five hundred twenty-two thousand, nine hundred sixty-three".