547954121 has 32 divisors (see below), whose sum is σ = 661022208. Its totient is φ = 447632640.

The previous prime is 547954111. The next prime is 547954163. The reversal of 547954121 is 121459745.

It is not a de Polignac number, because 547954121 - 2¹⁴ = 547937737 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (547954111) 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 in 31 ways as a sum of consecutive naturals, for example, 1492880 + ... + 1493246.

It is an arithmetic number, because the mean of its divisors is an integer number (20656944).

Almost surely, 2^547954121 is an apocalyptic number.

It is an amenable number.

547954121 is a deficient number, since it is larger than the sum of its proper divisors (113068087).

547954121 is a wasteful number, since it uses less digits than its factorization.

547954121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641.

The product of its digits is 50400, while the sum is 38.

The square root of 547954121 is about 23408.4198740539. The cubic root of 547954121 is about 818.3041100597.

The spelling of 547954121 in words is "five hundred forty-seven million, nine hundred fifty-four thousand, one hundred twenty-one".