546086491 has 2 divisors, whose sum is σ = 546086492. Its totient is φ = 546086490.

The previous prime is 546086459. The next prime is 546086509. The reversal of 546086491 is 194680645.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 546086491 - 2⁵ = 546086459 is a prime.

It is not a weakly prime, because it can be changed into another prime (546083491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273043245 + 273043246.

It is an arithmetic number, because the mean of its divisors is an integer number (273043246).

Almost surely, 2^546086491 is an apocalyptic number.

546086491 is a deficient number, since it is larger than the sum of its proper divisors (1).

546086491 is an equidigital number, since it uses as much as digits as its factorization.

546086491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 546086491 is about 23368.4935543565. The cubic root of 546086491 is about 817.3733576077.

The spelling of 546086491 in words is "five hundred forty-six million, eighty-six thousand, four hundred ninety-one".