546141649 has 2 divisors, whose sum is σ = 546141650. Its totient is φ = 546141648.

The previous prime is 546141623. The next prime is 546141683. The reversal of 546141649 is 946141645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 423042624 + 123099025 = 20568^2 + 11095^2 .

It is a cyclic number.

It is not a de Polignac number, because 546141649 - 2¹⁵ = 546108881 is a prime.

It is not a weakly prime, because it can be changed into another prime (546141749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273070824 + 273070825.

It is an arithmetic number, because the mean of its divisors is an integer number (273070825).

Almost surely, 2^546141649 is an apocalyptic number.

It is an amenable number.

546141649 is a deficient number, since it is larger than the sum of its proper divisors (1).

546141649 is an equidigital number, since it uses as much as digits as its factorization.

546141649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 40.

The square root of 546141649 is about 23369.6737033276. The cubic root of 546141649 is about 817.4008765463.

The spelling of 546141649 in words is "five hundred forty-six million, one hundred forty-one thousand, six hundred forty-nine".