380555963 has 2 divisors, whose sum is σ = 380555964. Its totient is φ = 380555962.

The previous prime is 380555887. The next prime is 380556017. The reversal of 380555963 is 369555083.

It is a strong prime.

It is an emirp because it is prime and its reverse (369555083) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 380555963 - 2¹² = 380551867 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (380555363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190277981 + 190277982.

It is an arithmetic number, because the mean of its divisors is an integer number (190277982).

Almost surely, 2^380555963 is an apocalyptic number.

380555963 is a deficient number, since it is larger than the sum of its proper divisors (1).

380555963 is an equidigital number, since it uses as much as digits as its factorization.

380555963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486000, while the sum is 44.

The square root of 380555963 is about 19507.8436276283. The cubic root of 380555963 is about 724.6687114232.

The spelling of 380555963 in words is "three hundred eighty million, five hundred fifty-five thousand, nine hundred sixty-three".