546340253 has 4 divisors (see below), whose sum is σ = 546390720. Its totient is φ = 546289788.

The previous prime is 546340213. The next prime is 546340259. The reversal of 546340253 is 352043645.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 546340253 - 2⁶ = 546340189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546340259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1643 + ... + 33096.

It is an arithmetic number, because the mean of its divisors is an integer number (136597680).

Almost surely, 2^546340253 is an apocalyptic number.

It is an amenable number.

546340253 is a deficient number, since it is larger than the sum of its proper divisors (50467).

546340253 is a wasteful number, since it uses less digits than its factorization.

546340253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50466.

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 546340253 is about 23373.9224992298. The cubic root of 546340253 is about 817.4999469430.

Adding to 546340253 its reverse (352043645), we get a palindrome (898383898).

The spelling of 546340253 in words is "five hundred forty-six million, three hundred forty thousand, two hundred fifty-three".