380557963 has 2 divisors, whose sum is σ = 380557964. Its totient is φ = 380557962.

The previous prime is 380557939. The next prime is 380557999. The reversal of 380557963 is 369755083.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 380557963 - 2²¹ = 378460811 is a prime.

It is not a weakly prime, because it can be changed into another prime (380557063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190278981 + 190278982.

It is an arithmetic number, because the mean of its divisors is an integer number (190278982).

Almost surely, 2^380557963 is an apocalyptic number.

380557963 is a deficient number, since it is larger than the sum of its proper divisors (1).

380557963 is an equidigital number, since it uses as much as digits as its factorization.

380557963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 680400, while the sum is 46.

The square root of 380557963 is about 19507.8948889930. The cubic root of 380557963 is about 724.6699809123.

The spelling of 380557963 in words is "three hundred eighty million, five hundred fifty-seven thousand, nine hundred sixty-three".