5672142321 has 4 divisors (see below), whose sum is σ = 7562856432. Its totient is φ = 3781428212.

The previous prime is 5672142299. The next prime is 5672142389. The reversal of 5672142321 is 1232412765.

5672142321 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5672142321 - 2⁹ = 5672141809 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5672144321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 945357051 + ... + 945357056.

It is an arithmetic number, because the mean of its divisors is an integer number (1890714108).

Almost surely, 2^5672142321 is an apocalyptic number.

It is an amenable number.

5672142321 is a deficient number, since it is larger than the sum of its proper divisors (1890714111).

5672142321 is a wasteful number, since it uses less digits than its factorization.

5672142321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1890714110.

The product of its digits is 20160, while the sum is 33.

The square root of 5672142321 is about 75313.6263965559. The cubic root of 5672142321 is about 1783.4011393634.

The spelling of 5672142321 in words is "five billion, six hundred seventy-two million, one hundred forty-two thousand, three hundred twenty-one".