546542089 has 2 divisors, whose sum is σ = 546542090. Its totient is φ = 546542088.

The previous prime is 546542041. The next prime is 546542137. The reversal of 546542089 is 980245645.

It is a balanced prime because it is at equal distance from previous prime (546542041) and next prime (546542137).

It can be written as a sum of positive squares in only one way, i.e., 500193225 + 46348864 = 22365^2 + 6808^2 .

It is a cyclic number.

It is not a de Polignac number, because 546542089 - 2²³ = 538153481 is a prime.

It is not a weakly prime, because it can be changed into another prime (546548089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273271044 + 273271045.

It is an arithmetic number, because the mean of its divisors is an integer number (273271045).

Almost surely, 2^546542089 is an apocalyptic number.

It is an amenable number.

546542089 is a deficient number, since it is larger than the sum of its proper divisors (1).

546542089 is an equidigital number, since it uses as much as digits as its factorization.

546542089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 345600, while the sum is 43.

The square root of 546542089 is about 23378.2396471591. The cubic root of 546542089 is about 817.6006049753.

The spelling of 546542089 in words is "five hundred forty-six million, five hundred forty-two thousand, eighty-nine".