4121323451 has 16 divisors (see below), whose sum is σ = 4844958720. Its totient is φ = 3432490560.

The previous prime is 4121323411. The next prime is 4121323499. The reversal of 4121323451 is 1543231214.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4121323451 - 2²² = 4117129147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4121323451.

It is not an unprimeable number, because it can be changed into a prime (4121323411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 671 + ... + 90791.

It is an arithmetic number, because the mean of its divisors is an integer number (302809920).

Almost surely, 2^4121323451 is an apocalyptic number.

4121323451 is a deficient number, since it is larger than the sum of its proper divisors (723635269).

4121323451 is a wasteful number, since it uses less digits than its factorization.

4121323451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90314.

The product of its digits is 2880, while the sum is 26.

The square root of 4121323451 is about 64197.5346177717. The cubic root of 4121323451 is about 1603.2905523754.

Adding to 4121323451 its reverse (1543231214), we get a palindrome (5664554665).

The spelling of 4121323451 in words is "four billion, one hundred twenty-one million, three hundred twenty-three thousand, four hundred fifty-one".