158466887 has 2 divisors, whose sum is σ = 158466888. Its totient is φ = 158466886.

The previous prime is 158466829. The next prime is 158466943. The reversal of 158466887 is 788664851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158466887 - 2¹² = 158462791 is a prime.

It is a super-2 number, since 2×158466887² = 50223508550941538, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158466827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79233443 + 79233444.

It is an arithmetic number, because the mean of its divisors is an integer number (79233444).

Almost surely, 2^158466887 is an apocalyptic number.

158466887 is a deficient number, since it is larger than the sum of its proper divisors (1).

158466887 is an equidigital number, since it uses as much as digits as its factorization.

158466887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2580480, while the sum is 53.

The square root of 158466887 is about 12588.3631580917. The cubic root of 158466887 is about 541.1439933416.

The spelling of 158466887 in words is "one hundred fifty-eight million, four hundred sixty-six thousand, eight hundred eighty-seven".