381676523 has 2 divisors, whose sum is σ = 381676524. Its totient is φ = 381676522.

The previous prime is 381676501. The next prime is 381676543. The reversal of 381676523 is 325676183.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 381676523 - 2⁶ = 381676459 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (381676543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190838261 + 190838262.

It is an arithmetic number, because the mean of its divisors is an integer number (190838262).

Almost surely, 2^381676523 is an apocalyptic number.

381676523 is a deficient number, since it is larger than the sum of its proper divisors (1).

381676523 is an equidigital number, since it uses as much as digits as its factorization.

381676523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 41.

The square root of 381676523 is about 19536.5432715207. The cubic root of 381676523 is about 725.3792850138.

The spelling of 381676523 in words is "three hundred eighty-one million, six hundred seventy-six thousand, five hundred twenty-three".