546249541 has 2 divisors, whose sum is σ = 546249542. Its totient is φ = 546249540.

The previous prime is 546249533. The next prime is 546249547. The reversal of 546249541 is 145942645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 341473441 + 204776100 = 18479^2 + 14310^2 .

It is a cyclic number.

It is not a de Polignac number, because 546249541 - 2³ = 546249533 is a prime.

It is a super-2 number, since 2×546249541² = 596777122085421362, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 546249494 and 546249503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546249547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273124770 + 273124771.

It is an arithmetic number, because the mean of its divisors is an integer number (273124771).

Almost surely, 2^546249541 is an apocalyptic number.

It is an amenable number.

546249541 is a deficient number, since it is larger than the sum of its proper divisors (1).

546249541 is an equidigital number, since it uses as much as digits as its factorization.

546249541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 40.

The square root of 546249541 is about 23371.9819655929. The cubic root of 546249541 is about 817.4546997065.

The spelling of 546249541 in words is "five hundred forty-six million, two hundred forty-nine thousand, five hundred forty-one".