158630851 has 2 divisors, whose sum is σ = 158630852. Its totient is φ = 158630850.

The previous prime is 158630821. The next prime is 158630863. The reversal of 158630851 is 158036851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158630851 - 2¹¹ = 158628803 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 158630851.

It is not a weakly prime, because it can be changed into another prime (158630821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79315425 + 79315426.

It is an arithmetic number, because the mean of its divisors is an integer number (79315426).

Almost surely, 2^158630851 is an apocalyptic number.

158630851 is a deficient number, since it is larger than the sum of its proper divisors (1).

158630851 is an equidigital number, since it uses as much as digits as its factorization.

158630851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 37.

The square root of 158630851 is about 12594.8739969878. The cubic root of 158630851 is about 541.3305676494.

The spelling of 158630851 in words is "one hundred fifty-eight million, six hundred thirty thousand, eight hundred fifty-one".