20064111 has 8 divisors (see below), whose sum is σ = 26772864. Its totient is φ = 13365720.

The previous prime is 20064053. The next prime is 20064113. The reversal of 20064111 is 11146002.

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

It is not a de Polignac number, because 20064111 - 2¹⁵ = 20031343 is a prime.

It is a super-4 number, since 4×20064111⁴ (a number of 30 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20064113) 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, 6046 + ... + 8756.

It is an arithmetic number, because the mean of its divisors is an integer number (3346608).

Almost surely, 2^20064111 is an apocalyptic number.

20064111 is a deficient number, since it is larger than the sum of its proper divisors (6708753).

20064111 is a wasteful number, since it uses less digits than its factorization.

20064111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5181.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 20064111 is about 4479.2980476856. The cubic root of 20064111 is about 271.7314923440.

The spelling of 20064111 in words is "twenty million, sixty-four thousand, one hundred eleven".