381570942923 has 2 divisors, whose sum is σ = 381570942924. Its totient is φ = 381570942922.

The previous prime is 381570942887. The next prime is 381570942959. The reversal of 381570942923 is 329249075183.

It is a balanced prime because it is at equal distance from previous prime (381570942887) and next prime (381570942959).

It is a cyclic number.

It is not a de Polignac number, because 381570942923 - 2³² = 377275975627 is a prime.

It is not a weakly prime, because it can be changed into another prime (381570942223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190785471461 + 190785471462.

It is an arithmetic number, because the mean of its divisors is an integer number (190785471462).

Almost surely, 2^381570942923 is an apocalyptic number.

381570942923 is a deficient number, since it is larger than the sum of its proper divisors (1).

381570942923 is an equidigital number, since it uses as much as digits as its factorization.

381570942923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 381570942923 in words is "three hundred eighty-one billion, five hundred seventy million, nine hundred forty-two thousand, nine hundred twenty-three".