546431253 has 16 divisors (see below), whose sum is σ = 762177600. Its totient is φ = 347768960.

The previous prime is 546431251. The next prime is 546431299. The reversal of 546431253 is 352134645.

It is a cyclic number.

It is not a de Polignac number, because 546431253 - 2¹ = 546431251 is a prime.

It is a super-2 number, since 2×546431253² = 597174228510300018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546431251) 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 in 15 ways as a sum of consecutive naturals, for example, 27543 + ... + 43028.

It is an arithmetic number, because the mean of its divisors is an integer number (47636100).

Almost surely, 2^546431253 is an apocalyptic number.

It is an amenable number.

546431253 is a deficient number, since it is larger than the sum of its proper divisors (215746347).

546431253 is a wasteful number, since it uses less digits than its factorization.

546431253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70692.

The product of its digits is 43200, while the sum is 33.

The square root of 546431253 is about 23375.8690319740. The cubic root of 546431253 is about 817.5453328021.

Adding to 546431253 its reverse (352134645), we get a palindrome (898565898).

The spelling of 546431253 in words is "five hundred forty-six million, four hundred thirty-one thousand, two hundred fifty-three".