381432607 has 2 divisors, whose sum is σ = 381432608. Its totient is φ = 381432606.

The previous prime is 381432533. The next prime is 381432617. The reversal of 381432607 is 706234183.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (706234183) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 381432607 - 2⁷ = 381432479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (381432617) 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, 190716303 + 190716304.

It is an arithmetic number, because the mean of its divisors is an integer number (190716304).

Almost surely, 2^381432607 is an apocalyptic number.

381432607 is a deficient number, since it is larger than the sum of its proper divisors (1).

381432607 is an equidigital number, since it uses as much as digits as its factorization.

381432607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 381432607 is about 19530.2997160822. The cubic root of 381432607 is about 725.2247306494.

The spelling of 381432607 in words is "three hundred eighty-one million, four hundred thirty-two thousand, six hundred seven".