6159451489 has 2 divisors, whose sum is σ = 6159451490. Its totient is φ = 6159451488.

The previous prime is 6159451477. The next prime is 6159451523. The reversal of 6159451489 is 9841549516.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3239886400 + 2919565089 = 56920^2 + 54033^2 .

It is a cyclic number.

It is not a de Polignac number, because 6159451489 - 2²³ = 6151062881 is a prime.

It is not a weakly prime, because it can be changed into another prime (6159451429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3079725744 + 3079725745.

It is an arithmetic number, because the mean of its divisors is an integer number (3079725745).

Almost surely, 2^6159451489 is an apocalyptic number.

It is an amenable number.

6159451489 is a deficient number, since it is larger than the sum of its proper divisors (1).

6159451489 is an equidigital number, since it uses as much as digits as its factorization.

6159451489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555200, while the sum is 52.

The square root of 6159451489 is about 78482.1730649706. The cubic root of 6159451489 is about 1833.0768794741.

The spelling of 6159451489 in words is "six billion, one hundred fifty-nine million, four hundred fifty-one thousand, four hundred eighty-nine".