5672573121 has 4 divisors (see below), whose sum is σ = 7563430832. Its totient is φ = 3781715412.

The previous prime is 5672573111. The next prime is 5672573129. The reversal of 5672573121 is 1213752765.

It is a happy number.

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 not a de Polignac number, because 5672573121 - 2⁵ = 5672573089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5672573121.

It is not an unprimeable number, because it can be changed into a prime (5672573129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 945428851 + ... + 945428856.

It is an arithmetic number, because the mean of its divisors is an integer number (1890857708).

Almost surely, 2^5672573121 is an apocalyptic number.

It is an amenable number.

5672573121 is a deficient number, since it is larger than the sum of its proper divisors (1890857711).

5672573121 is a wasteful number, since it uses less digits than its factorization.

5672573121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890857710.

The product of its digits is 88200, while the sum is 39.

The square root of 5672573121 is about 75316.4863824648. The cubic root of 5672573121 is about 1783.4462880755.

The spelling of 5672573121 in words is "five billion, six hundred seventy-two million, five hundred seventy-three thousand, one hundred twenty-one".