159009451 has 8 divisors (see below), whose sum is σ = 160894800. Its totient is φ = 157130400.

The previous prime is 159009437. The next prime is 159009463. The reversal of 159009451 is 154900951.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 159009451 - 2¹⁹ = 158485163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159009401) 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, 65365 + ... + 67753.

It is an arithmetic number, because the mean of its divisors is an integer number (20111850).

Almost surely, 2^159009451 is an apocalyptic number.

159009451 is a deficient number, since it is larger than the sum of its proper divisors (1885349).

159009451 is a wasteful number, since it uses less digits than its factorization.

159009451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3149.

The product of its (nonzero) digits is 8100, while the sum is 34.

The square root of 159009451 is about 12609.8949638766. The cubic root of 159009451 is about 541.7608852068.

The spelling of 159009451 in words is "one hundred fifty-nine million, nine thousand, four hundred fifty-one".