546401143 has 2 divisors, whose sum is σ = 546401144. Its totient is φ = 546401142.

The previous prime is 546401123. The next prime is 546401159. The reversal of 546401143 is 341104645.

546401143 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-546401143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546401123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273200571 + 273200572.

It is an arithmetic number, because the mean of its divisors is an integer number (273200572).

Almost surely, 2^546401143 is an apocalyptic number.

546401143 is a deficient number, since it is larger than the sum of its proper divisors (1).

546401143 is an equidigital number, since it uses as much as digits as its factorization.

546401143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 546401143 is about 23375.2249828745. The cubic root of 546401143 is about 817.5303161268.

Adding to 546401143 its reverse (341104645), we get a palindrome (887505788).

The spelling of 546401143 in words is "five hundred forty-six million, four hundred one thousand, one hundred forty-three".