158312077 has 8 divisors (see below), whose sum is σ = 197376192. Its totient is φ = 123360000.

The previous prime is 158312057. The next prime is 158312081. The reversal of 158312077 is 770213851.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 158312077 - 2¹¹ = 158310029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158312057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1027924 + ... + 1028077.

It is an arithmetic number, because the mean of its divisors is an integer number (24672024).

Almost surely, 2^158312077 is an apocalyptic number.

It is an amenable number.

158312077 is a deficient number, since it is larger than the sum of its proper divisors (39064115).

158312077 is a wasteful number, since it uses less digits than its factorization.

158312077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2056019.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 158312077 is about 12582.2127227289. The cubic root of 158312077 is about 540.9677171945.

The spelling of 158312077 in words is "one hundred fifty-eight million, three hundred twelve thousand, seventy-seven".