158077 has 2 divisors, whose sum is σ = 158078. Its totient is φ = 158076.

The previous prime is 158071. The next prime is 158113. The reversal of 158077 is 770851.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125316 + 32761 = 354^2 + 181^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79038 + 79039.

It is an arithmetic number, because the mean of its divisors is an integer number (79039).

2¹⁵⁸⁰⁷⁷ is an apocalyptic number.

It is an amenable number.

158077 is a deficient number, since it is larger than the sum of its proper divisors (1).

158077 is an equidigital number, since it uses as much as digits as its factorization.

158077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1960, while the sum is 28.

The square root of 158077 is about 397.5889837508. The cubic root of 158077 is about 54.0699824252.

The spelling of 158077 in words is "one hundred fifty-eight thousand, seventy-seven".