546120521 has 4 divisors (see below), whose sum is σ = 563737344. Its totient is φ = 528503700.

The previous prime is 546120503. The next prime is 546120527. The reversal of 546120521 is 125021645.

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.

It is a cyclic number.

It is not a de Polignac number, because 546120521 - 2¹⁸ = 545858377 is a prime.

It is a super-2 number, since 2×546120521² = 596495246914622882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (546120527) 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 3 ways as a sum of consecutive naturals, for example, 8808365 + ... + 8808426.

It is an arithmetic number, because the mean of its divisors is an integer number (140934336).

Almost surely, 2^546120521 is an apocalyptic number.

It is an amenable number.

546120521 is a deficient number, since it is larger than the sum of its proper divisors (17616823).

546120521 is a wasteful number, since it uses less digits than its factorization.

546120521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17616822.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 546120521 is about 23369.2216601238. The cubic root of 546120521 is about 817.3903357714.

The spelling of 546120521 in words is "five hundred forty-six million, one hundred twenty thousand, five hundred twenty-one".