3421240143 has 8 divisors (see below), whose sum is σ = 4569561648. Its totient is φ = 2276872704.

The previous prime is 3421240127. The next prime is 3421240159. The reversal of 3421240143 is 3410421243.

It is an interprime number because it is at equal distance from previous prime (3421240127) and next prime (3421240159).

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

It is not a de Polignac number, because 3421240143 - 2⁴ = 3421240127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421240103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 986496 + ... + 989957.

It is an arithmetic number, because the mean of its divisors is an integer number (571195206).

Almost surely, 2^3421240143 is an apocalyptic number.

3421240143 is a deficient number, since it is larger than the sum of its proper divisors (1148321505).

3421240143 is a wasteful number, since it uses less digits than its factorization.

3421240143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1977033.

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

The square root of 3421240143 is about 58491.3681067557. The cubic root of 3421240143 is about 1506.8193422882.

Adding to 3421240143 its reverse (3410421243), we get a palindrome (6831661386).

The spelling of 3421240143 in words is "three billion, four hundred twenty-one million, two hundred forty thousand, one hundred forty-three".