9054805189 has 2 divisors, whose sum is σ = 9054805190. Its totient is φ = 9054805188.

The previous prime is 9054805121. The next prime is 9054805213. The reversal of 9054805189 is 9815084509.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6630030625 + 2424774564 = 81425^2 + 49242^2 .

It is an emirp because it is prime and its reverse (9815084509) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9054805189 - 2⁹ = 9054804677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9054805789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4527402594 + 4527402595.

It is an arithmetic number, because the mean of its divisors is an integer number (4527402595).

Almost surely, 2^9054805189 is an apocalyptic number.

It is an amenable number.

9054805189 is a deficient number, since it is larger than the sum of its proper divisors (1).

9054805189 is an equidigital number, since it uses as much as digits as its factorization.

9054805189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 49.

The square root of 9054805189 is about 95156.7401133519. The cubic root of 9054805189 is about 2084.2974811364.

The spelling of 9054805189 in words is "nine billion, fifty-four million, eight hundred five thousand, one hundred eighty-nine".