4121454 has 16 divisors (see below), whose sum is σ = 8265600. Its totient is φ = 1370040.

The previous prime is 4121441. The next prime is 4121459. The reversal of 4121454 is 4541214.

It is a happy number.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 4121454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2247 + ... + 3645.

It is an arithmetic number, because the mean of its divisors is an integer number (516600).

Almost surely, 2^4121454 is an apocalyptic number.

4121454 is an abundant number, since it is smaller than the sum of its proper divisors (4144146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4121454 is a wasteful number, since it uses less digits than its factorization.

4121454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1895.

The product of its digits is 640, while the sum is 21.

The square root of 4121454 is about 2030.1364486162. The cubic root of 4121454 is about 160.3307481061.

Adding to 4121454 its reverse (4541214), we get a palindrome (8662668).

The spelling of 4121454 in words is "four million, one hundred twenty-one thousand, four hundred fifty-four".