546657431 has 2 divisors, whose sum is σ = 546657432. Its totient is φ = 546657430.

The previous prime is 546657413. The next prime is 546657437. The reversal of 546657431 is 134756645.

Together with previous prime (546657413) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 546657431 - 2²² = 542463127 is a prime.

It is a super-2 number, since 2×546657431² = 597668693735039522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546657437) 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, 273328715 + 273328716.

It is an arithmetic number, because the mean of its divisors is an integer number (273328716).

Almost surely, 2^546657431 is an apocalyptic number.

546657431 is a deficient number, since it is larger than the sum of its proper divisors (1).

546657431 is an equidigital number, since it uses as much as digits as its factorization.

546657431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 41.

The square root of 546657431 is about 23380.7063836831. The cubic root of 546657431 is about 817.6581162861.

The spelling of 546657431 in words is "five hundred forty-six million, six hundred fifty-seven thousand, four hundred thirty-one".