159224451 has 4 divisors (see below), whose sum is σ = 212299272. Its totient is φ = 106149632.

The previous prime is 159224449. The next prime is 159224489. The reversal of 159224451 is 154422951.

159224451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 159224451 - 2¹ = 159224449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (159224411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26537406 + ... + 26537411.

It is an arithmetic number, because the mean of its divisors is an integer number (53074818).

Almost surely, 2^159224451 is an apocalyptic number.

159224451 is a deficient number, since it is larger than the sum of its proper divisors (53074821).

159224451 is an equidigital number, since it uses as much as digits as its factorization.

159224451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53074820.

The product of its digits is 14400, while the sum is 33.

The square root of 159224451 is about 12618.4171352829. The cubic root of 159224451 is about 542.0049506408.

The spelling of 159224451 in words is "one hundred fifty-nine million, two hundred twenty-four thousand, four hundred fifty-one".