159294047 has 4 divisors (see below), whose sum is σ = 173775336. Its totient is φ = 144812760.

The previous prime is 159294019. The next prime is 159294053. The reversal of 159294047 is 740492951.

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

It is a cyclic number.

It is not a de Polignac number, because 159294047 - 2¹⁴ = 159277663 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 159293995 and 159294013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159294007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7240628 + ... + 7240649.

It is an arithmetic number, because the mean of its divisors is an integer number (43443834).

Almost surely, 2^159294047 is an apocalyptic number.

159294047 is a deficient number, since it is larger than the sum of its proper divisors (14481289).

159294047 is a wasteful number, since it uses less digits than its factorization.

159294047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14481288.

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 159294047 is about 12621.1745491456. The cubic root of 159294047 is about 542.0839081161.

The spelling of 159294047 in words is "one hundred fifty-nine million, two hundred ninety-four thousand, forty-seven".