159464449 has 2 divisors, whose sum is σ = 159464450. Its totient is φ = 159464448.

The previous prime is 159464407. The next prime is 159464453. The reversal of 159464449 is 944464951.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143520400 + 15944049 = 11980^2 + 3993^2 .

It is a cyclic number.

It is not a de Polignac number, because 159464449 - 2²¹ = 157367297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 159464399 and 159464408.

It is not a weakly prime, because it can be changed into another prime (159464479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79732224 + 79732225.

It is an arithmetic number, because the mean of its divisors is an integer number (79732225).

Almost surely, 2^159464449 is an apocalyptic number.

It is an amenable number.

159464449 is a deficient number, since it is larger than the sum of its proper divisors (1).

159464449 is an equidigital number, since it uses as much as digits as its factorization.

159464449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 46.

The square root of 159464449 is about 12627.9233843099. The cubic root of 159464449 is about 542.2771341355.

The spelling of 159464449 in words is "one hundred fifty-nine million, four hundred sixty-four thousand, four hundred forty-nine".