5672111521 has 8 divisors (see below), whose sum is σ = 5689756800. Its totient is φ = 5654486640.

The previous prime is 5672111437. The next prime is 5672111563. The reversal of 5672111521 is 1251112765.

5672111521 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 5672111521 - 2¹⁷ = 5671980449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5672112521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695256 + ... + 703366.

It is an arithmetic number, because the mean of its divisors is an integer number (711219600).

Almost surely, 2^5672111521 is an apocalyptic number.

It is an amenable number.

5672111521 is a deficient number, since it is larger than the sum of its proper divisors (17645279).

5672111521 is a wasteful number, since it uses less digits than its factorization.

5672111521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10199.

The product of its digits is 4200, while the sum is 31.

The square root of 5672111521 is about 75313.4219180087. The cubic root of 5672111521 is about 1783.3979113735.

The spelling of 5672111521 in words is "five billion, six hundred seventy-two million, one hundred eleven thousand, five hundred twenty-one".