158325287 has 2 divisors, whose sum is σ = 158325288. Its totient is φ = 158325286.

The previous prime is 158325263. The next prime is 158325329. The reversal of 158325287 is 782523851.

It is a weak prime.

It is an emirp because it is prime and its reverse (782523851) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158325287 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158321287) 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, 79162643 + 79162644.

It is an arithmetic number, because the mean of its divisors is an integer number (79162644).

Almost surely, 2^158325287 is an apocalyptic number.

158325287 is a deficient number, since it is larger than the sum of its proper divisors (1).

158325287 is an equidigital number, since it uses as much as digits as its factorization.

158325287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 134400, while the sum is 41.

The square root of 158325287 is about 12582.7376591901. The cubic root of 158325287 is about 540.9827633929.

The spelling of 158325287 in words is "one hundred fifty-eight million, three hundred twenty-five thousand, two hundred eighty-seven".