158964934 has 4 divisors (see below), whose sum is σ = 238447404. Its totient is φ = 79482466.

The previous prime is 158964929. The next prime is 158964961. The reversal of 158964934 is 439469851.

It is a happy number.

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

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39741232 + ... + 39741235.

It is an arithmetic number, because the mean of its divisors is an integer number (59611851).

Almost surely, 2^158964934 is an apocalyptic number.

158964934 is a deficient number, since it is larger than the sum of its proper divisors (79482470).

158964934 is an equidigital number, since it uses as much as digits as its factorization.

158964934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79482469.

The product of its digits is 933120, while the sum is 49.

The square root of 158964934 is about 12608.1296789016. The cubic root of 158964934 is about 541.7103225511.

The spelling of 158964934 in words is "one hundred fifty-eight million, nine hundred sixty-four thousand, nine hundred thirty-four".