158045687 has 2 divisors, whose sum is σ = 158045688. Its totient is φ = 158045686.

The previous prime is 158045677. The next prime is 158045717. The reversal of 158045687 is 786540851.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 158045687 - 2¹⁴ = 158029303 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 (158045677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79022843 + 79022844.

It is an arithmetic number, because the mean of its divisors is an integer number (79022844).

Almost surely, 2^158045687 is an apocalyptic number.

158045687 is a deficient number, since it is larger than the sum of its proper divisors (1).

158045687 is an equidigital number, since it uses as much as digits as its factorization.

158045687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 268800, while the sum is 44.

The square root of 158045687 is about 12571.6222899036. The cubic root of 158045687 is about 540.6641200244.

The spelling of 158045687 in words is "one hundred fifty-eight million, forty-five thousand, six hundred eighty-seven".