158015087 has 2 divisors, whose sum is σ = 158015088. Its totient is φ = 158015086.

The previous prime is 158015047. The next prime is 158015111. The reversal of 158015087 is 780510851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158015087 - 2¹⁴ = 157998703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158015027) 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, 79007543 + 79007544.

It is an arithmetic number, because the mean of its divisors is an integer number (79007544).

Almost surely, 2^158015087 is an apocalyptic number.

158015087 is a deficient number, since it is larger than the sum of its proper divisors (1).

158015087 is an equidigital number, since it uses as much as digits as its factorization.

158015087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11200, while the sum is 35.

The square root of 158015087 is about 12570.4052042884. The cubic root of 158015087 is about 540.6292242289.

The spelling of 158015087 in words is "one hundred fifty-eight million, fifteen thousand, eighty-seven".