3791660963 has 2 divisors, whose sum is σ = 3791660964. Its totient is φ = 3791660962.

The previous prime is 3791660947. The next prime is 3791661007. The reversal of 3791660963 is 3690661973.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3791660963 - 2⁴ = 3791660947 is a prime.

It is not a weakly prime, because it can be changed into another prime (3791665963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1895830481 + 1895830482.

It is an arithmetic number, because the mean of its divisors is an integer number (1895830482).

Almost surely, 2^3791660963 is an apocalyptic number.

3791660963 is a deficient number, since it is larger than the sum of its proper divisors (1).

3791660963 is an equidigital number, since it uses as much as digits as its factorization.

3791660963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1102248, while the sum is 50.

The square root of 3791660963 is about 61576.4643593638. The cubic root of 3791660963 is about 1559.3484243341.

The spelling of 3791660963 in words is "three billion, seven hundred ninety-one million, six hundred sixty thousand, nine hundred sixty-three".