1534132189 has 2 divisors, whose sum is σ = 1534132190. Its totient is φ = 1534132188.

The previous prime is 1534132169. The next prime is 1534132267. The reversal of 1534132189 is 9812314351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1533348964 + 783225 = 39158^2 + 885^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1534132189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1534132169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 767066094 + 767066095.

It is an arithmetic number, because the mean of its divisors is an integer number (767066095).

Almost surely, 2^1534132189 is an apocalyptic number.

It is an amenable number.

1534132189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1534132189 is an equidigital number, since it uses as much as digits as its factorization.

1534132189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 37.

The square root of 1534132189 is about 39167.9995532067. Note that the first 3 decimals coincide. The cubic root of 1534132189 is about 1153.3317843227.

The spelling of 1534132189 in words is "one billion, five hundred thirty-four million, one hundred thirty-two thousand, one hundred eighty-nine".