1532161249 has 2 divisors, whose sum is σ = 1532161250. Its totient is φ = 1532161248.

The previous prime is 1532161229. The next prime is 1532161331. The reversal of 1532161249 is 9421612351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1371961600 + 160199649 = 37040^2 + 12657^2 .

It is a cyclic number.

It is not a de Polignac number, because 1532161249 - 2⁹ = 1532160737 is a prime.

It is not a weakly prime, because it can be changed into another prime (1532161229) 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 as a sum of consecutive naturals, namely, 766080624 + 766080625.

It is an arithmetic number, because the mean of its divisors is an integer number (766080625).

Almost surely, 2^1532161249 is an apocalyptic number.

It is an amenable number.

1532161249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1532161249 is an equidigital number, since it uses as much as digits as its factorization.

1532161249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 34.

The square root of 1532161249 is about 39142.8313871135. The cubic root of 1532161249 is about 1152.8376674280.

The spelling of 1532161249 in words is "one billion, five hundred thirty-two million, one hundred sixty-one thousand, two hundred forty-nine".