158321327 has 2 divisors, whose sum is σ = 158321328. Its totient is φ = 158321326.

The previous prime is 158321297. The next prime is 158321329. The reversal of 158321327 is 723123851.

It is a strong prime.

It is an emirp because it is prime and its reverse (723123851) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 158321327 - 2⁸ = 158321071 is a prime.

Together with 158321329, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 158321293 and 158321302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158321329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79160663 + 79160664.

It is an arithmetic number, because the mean of its divisors is an integer number (79160664).

Almost surely, 2^158321327 is an apocalyptic number.

158321327 is a deficient number, since it is larger than the sum of its proper divisors (1).

158321327 is an equidigital number, since it uses as much as digits as its factorization.

158321327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 32.

The square root of 158321327 is about 12582.5802997636. The cubic root of 158321327 is about 540.9782530382.

The spelling of 158321327 in words is "one hundred fifty-eight million, three hundred twenty-one thousand, three hundred twenty-seven".