159434213 has 2 divisors, whose sum is σ = 159434214. Its totient is φ = 159434212.

The previous prime is 159434207. The next prime is 159434269. The reversal of 159434213 is 312434951.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136843204 + 22591009 = 11698^2 + 4753^2 .

It is a cyclic number.

It is not a de Polignac number, because 159434213 - 2⁸ = 159433957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 159434213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159434113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79717106 + 79717107.

It is an arithmetic number, because the mean of its divisors is an integer number (79717107).

Almost surely, 2^159434213 is an apocalyptic number.

It is an amenable number.

159434213 is a deficient number, since it is larger than the sum of its proper divisors (1).

159434213 is an equidigital number, since it uses as much as digits as its factorization.

159434213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The square root of 159434213 is about 12626.7261394235. The cubic root of 159434213 is about 542.2428583080.

The spelling of 159434213 in words is "one hundred fifty-nine million, four hundred thirty-four thousand, two hundred thirteen".