20146011 has 4 divisors (see below), whose sum is σ = 26861352. Its totient is φ = 13430672.

The previous prime is 20145997. The next prime is 20146031. The reversal of 20146011 is 11064102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20146011 - 2²² = 15951707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20146031) 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, 3357666 + ... + 3357671.

It is an arithmetic number, because the mean of its divisors is an integer number (6715338).

Almost surely, 2^20146011 is an apocalyptic number.

20146011 is a deficient number, since it is larger than the sum of its proper divisors (6715341).

20146011 is an equidigital number, since it uses as much as digits as its factorization.

20146011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6715340.

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

The square root of 20146011 is about 4488.4307948324. The cubic root of 20146011 is about 272.1007187196.

The spelling of 20146011 in words is "twenty million, one hundred forty-six thousand, eleven".