20011058 has 16 divisors (see below), whose sum is σ = 32334336. Its totient is φ = 9261120.

The previous prime is 20011037. The next prime is 20011067. The reversal of 20011058 is 85011002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5591 + ... + 8442.

It is an arithmetic number, because the mean of its divisors is an integer number (2020896).

Almost surely, 2^20011058 is an apocalyptic number.

20011058 is a deficient number, since it is larger than the sum of its proper divisors (12323278).

20011058 is a wasteful number, since it uses less digits than its factorization.

20011058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14089.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 20011058 is about 4473.3721061410. The cubic root of 20011058 is about 271.4917791591.

The spelling of 20011058 in words is "twenty million, eleven thousand, fifty-eight".