158494377 has 8 divisors (see below), whose sum is σ = 211676416. Its totient is φ = 105487632.

The previous prime is 158494361. The next prime is 158494379. The reversal of 158494377 is 773494851.

It is a happy number.

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

It is not a de Polignac number, because 158494377 - 2⁴ = 158494361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158494379) 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, 41698 + ... + 45339.

It is an arithmetic number, because the mean of its divisors is an integer number (26459552).

Almost surely, 2^158494377 is an apocalyptic number.

It is an amenable number.

158494377 is a deficient number, since it is larger than the sum of its proper divisors (53182039).

158494377 is an equidigital number, since it uses as much as digits as its factorization.

158494377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87647.

The product of its digits is 846720, while the sum is 48.

The square root of 158494377 is about 12589.4549921750. The cubic root of 158494377 is about 541.1752831345.

The spelling of 158494377 in words is "one hundred fifty-eight million, four hundred ninety-four thousand, three hundred seventy-seven".