3780653923 has 2 divisors, whose sum is σ = 3780653924. Its totient is φ = 3780653922.

The previous prime is 3780653881. The next prime is 3780653951. The reversal of 3780653923 is 3293560873.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3780653923 is a prime.

It is not a weakly prime, because it can be changed into another prime (3780653963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1890326961 + 1890326962.

It is an arithmetic number, because the mean of its divisors is an integer number (1890326962).

Almost surely, 2^3780653923 is an apocalyptic number.

3780653923 is a deficient number, since it is larger than the sum of its proper divisors (1).

3780653923 is an equidigital number, since it uses as much as digits as its factorization.

3780653923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 46.

The square root of 3780653923 is about 61487.0223949737. The cubic root of 3780653923 is about 1557.8380531886.

The spelling of 3780653923 in words is "three billion, seven hundred eighty million, six hundred fifty-three thousand, nine hundred twenty-three".