381137063 has 2 divisors, whose sum is σ = 381137064. Its totient is φ = 381137062.

The previous prime is 381137039. The next prime is 381137101. The reversal of 381137063 is 360731183.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 381137063 - 2⁶ = 381136999 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (381137023) 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, 190568531 + 190568532.

It is an arithmetic number, because the mean of its divisors is an integer number (190568532).

Almost surely, 2^381137063 is an apocalyptic number.

381137063 is a deficient number, since it is larger than the sum of its proper divisors (1).

381137063 is an equidigital number, since it uses as much as digits as its factorization.

381137063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 381137063 is about 19522.7319553386. The cubic root of 381137063 is about 725.0373745299.

The spelling of 381137063 in words is "three hundred eighty-one million, one hundred thirty-seven thousand, sixty-three".