2547540089 has 2 divisors, whose sum is σ = 2547540090. Its totient is φ = 2547540088.

The previous prime is 2547540059. The next prime is 2547540109. The reversal of 2547540089 is 9800457452.

It is a happy number.

2547540089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1946309689 + 601230400 = 44117^2 + 24520^2 .

It is a cyclic number.

It is not a de Polignac number, because 2547540089 - 2²⁰ = 2546491513 is a prime.

It is not a weakly prime, because it can be changed into another prime (2547540019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1273770044 + 1273770045.

It is an arithmetic number, because the mean of its divisors is an integer number (1273770045).

Almost surely, 2^2547540089 is an apocalyptic number.

It is an amenable number.

2547540089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2547540089 is an equidigital number, since it uses as much as digits as its factorization.

2547540089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 2547540089 is about 50473.1620665874. The cubic root of 2547540089 is about 1365.7577564415.

The spelling of 2547540089 in words is "two billion, five hundred forty-seven million, five hundred forty thousand, eighty-nine".