1532161229 has 2 divisors, whose sum is σ = 1532161230. Its totient is φ = 1532161228.

The previous prime is 1532161223. The next prime is 1532161249. The reversal of 1532161229 is 9221612351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 839260900 + 692900329 = 28970^2 + 26323^2 .

It is a cyclic number.

It is not a de Polignac number, because 1532161229 - 2¹⁶ = 1532095693 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1532161195 and 1532161204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1532161223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 766080614 + 766080615.

It is an arithmetic number, because the mean of its divisors is an integer number (766080615).

Almost surely, 2^1532161229 is an apocalyptic number.

It is an amenable number.

1532161229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1532161229 is an equidigital number, since it uses as much as digits as its factorization.

1532161229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 32.

The square root of 1532161229 is about 39142.8311316389. The cubic root of 1532161229 is about 1152.8376624118.

The spelling of 1532161229 in words is "one billion, five hundred thirty-two million, one hundred sixty-one thousand, two hundred twenty-nine".