159798754 has 8 divisors (see below), whose sum is σ = 240285420. Its totient is φ = 79703616.

The previous prime is 159798739. The next prime is 159798757. The reversal of 159798754 is 457897951.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 156925729 + 2873025 = 12527^2 + 1695^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 159798695 and 159798704.

It is not an unprimeable number, because it can be changed into a prime (159798757) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 96859 + ... + 98494.

Almost surely, 2^159798754 is an apocalyptic number.

159798754 is a deficient number, since it is larger than the sum of its proper divisors (80486666).

159798754 is a wasteful number, since it uses less digits than its factorization.

159798754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195764.

The product of its digits is 3175200, while the sum is 55.

The square root of 159798754 is about 12641.1531910661. The cubic root of 159798754 is about 542.6558171204.

The spelling of 159798754 in words is "one hundred fifty-nine million, seven hundred ninety-eight thousand, seven hundred fifty-four".