546406687 has 2 divisors, whose sum is σ = 546406688. Its totient is φ = 546406686.

The previous prime is 546406649. The next prime is 546406697. The reversal of 546406687 is 786604645.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-546406687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546406697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273203343 + 273203344.

It is an arithmetic number, because the mean of its divisors is an integer number (273203344).

Almost surely, 2^546406687 is an apocalyptic number.

546406687 is a deficient number, since it is larger than the sum of its proper divisors (1).

546406687 is an equidigital number, since it uses as much as digits as its factorization.

546406687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 967680, while the sum is 46.

The square root of 546406687 is about 23375.3435696676. The cubic root of 546406687 is about 817.5330811117.

The spelling of 546406687 in words is "five hundred forty-six million, four hundred six thousand, six hundred eighty-seven".