3421972133 has 4 divisors (see below), whose sum is σ = 3424274880. Its totient is φ = 3419669388.

The previous prime is 3421972097. The next prime is 3421972171. The reversal of 3421972133 is 3312791243.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3421972133 - 2¹⁶ = 3421906597 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3421972093 and 3421972102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421972033) 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 3 ways as a sum of consecutive naturals, for example, 1149143 + ... + 1152116.

It is an arithmetic number, because the mean of its divisors is an integer number (856068720).

Almost surely, 2^3421972133 is an apocalyptic number.

It is an amenable number.

3421972133 is a deficient number, since it is larger than the sum of its proper divisors (2302747).

3421972133 is a wasteful number, since it uses less digits than its factorization.

3421972133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2302746.

The product of its digits is 27216, while the sum is 35.

The square root of 3421972133 is about 58497.6250201664. The cubic root of 3421972133 is about 1506.9267982585.

The spelling of 3421972133 in words is "three billion, four hundred twenty-one million, nine hundred seventy-two thousand, one hundred thirty-three".