20375101 has 2 divisors, whose sum is σ = 20375102. Its totient is φ = 20375100.

The previous prime is 20375099. The next prime is 20375167. The reversal of 20375101 is 10157302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19131876 + 1243225 = 4374^2 + 1115^2 .

It is a cyclic number.

It is not a de Polignac number, because 20375101 - 2¹ = 20375099 is a prime.

Together with 20375099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20375501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10187550 + 10187551.

It is an arithmetic number, because the mean of its divisors is an integer number (10187551).

Almost surely, 2^20375101 is an apocalyptic number.

It is an amenable number.

20375101 is a deficient number, since it is larger than the sum of its proper divisors (1).

20375101 is an equidigital number, since it uses as much as digits as its factorization.

20375101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 20375101 is about 4513.8787090484. The cubic root of 20375101 is about 273.1282298665.

The spelling of 20375101 in words is "twenty million, three hundred seventy-five thousand, one hundred one".