3440432121 has 8 divisors (see below), whose sum is σ = 5242563264. Its totient is φ = 1965961200.

The previous prime is 3440432117. The next prime is 3440432141. The reversal of 3440432121 is 1212340443.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3440432121 - 2² = 3440432117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3440432091 and 3440432100.

It is not an unprimeable number, because it can be changed into a prime (3440432141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81915030 + ... + 81915071.

It is an arithmetic number, because the mean of its divisors is an integer number (655320408).

Almost surely, 2^3440432121 is an apocalyptic number.

It is an amenable number.

3440432121 is a deficient number, since it is larger than the sum of its proper divisors (1802131143).

3440432121 is a wasteful number, since it uses less digits than its factorization.

3440432121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163830111.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 3440432121 is about 58655.1968797310. The cubic root of 3440432121 is about 1509.6316691484.

Adding to 3440432121 its reverse (1212340443), we get a palindrome (4652772564).

The spelling of 3440432121 in words is "three billion, four hundred forty million, four hundred thirty-two thousand, one hundred twenty-one".