12054459 has 16 divisors (see below), whose sum is σ = 16773120. Its totient is φ = 7691040.

The previous prime is 12054431. The next prime is 12054463. The reversal of 12054459 is 95445021.

It is not a de Polignac number, because 12054459 - 2¹³ = 12046267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12054409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10504 + ... + 11594.

It is an arithmetic number, because the mean of its divisors is an integer number (1048320).

Almost surely, 2^12054459 is an apocalyptic number.

12054459 is a deficient number, since it is larger than the sum of its proper divisors (4718661).

12054459 is a wasteful number, since it uses less digits than its factorization.

12054459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 12054459 is about 3471.9531966891. The cubic root of 12054459 is about 229.2886592060.

The spelling of 12054459 in words is "twelve million, fifty-four thousand, four hundred fifty-nine".