4541989477 has 2 divisors, whose sum is σ = 4541989478. Its totient is φ = 4541989476.

The previous prime is 4541989453. The next prime is 4541989481. The reversal of 4541989477 is 7749891454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4377277921 + 164711556 = 66161^2 + 12834^2 .

It is a cyclic number.

It is not a de Polignac number, because 4541989477 - 2³¹ = 2394505829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4541989877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270994738 + 2270994739.

It is an arithmetic number, because the mean of its divisors is an integer number (2270994739).

Almost surely, 2^4541989477 is an apocalyptic number.

It is an amenable number.

4541989477 is a deficient number, since it is larger than the sum of its proper divisors (1).

4541989477 is an equidigital number, since it uses as much as digits as its factorization.

4541989477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10160640, while the sum is 58.

The square root of 4541989477 is about 67394.2837116027. The cubic root of 4541989477 is about 1656.0827794207.

The spelling of 4541989477 in words is "four billion, five hundred forty-one million, nine hundred eighty-nine thousand, four hundred seventy-seven".