158130626 has 4 divisors (see below), whose sum is σ = 237195942. Its totient is φ = 79065312.

The previous prime is 158130613. The next prime is 158130667. The reversal of 158130626 is 626031851.

It is a happy number.

It is a Cunningham number, because it is equal to 12575²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 158130625 + 1 = 12575^2 + 1^2 .

It is a junction number, because it is equal to n+sod(n) for n = 158130592 and 158130601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39532655 + ... + 39532658.

Almost surely, 2^158130626 is an apocalyptic number.

158130626 is a deficient number, since it is larger than the sum of its proper divisors (79065316).

158130626 is an equidigital number, since it uses as much as digits as its factorization.

158130626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79065315.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 158130626 is about 12575.0000397614. Note that the first 4 decimals coincide. The cubic root of 158130626 is about 540.7609596283.

The spelling of 158130626 in words is "one hundred fifty-eight million, one hundred thirty thousand, six hundred twenty-six".