20113127 has 2 divisors, whose sum is σ = 20113128. Its totient is φ = 20113126.

The previous prime is 20113123. The next prime is 20113139. The reversal of 20113127 is 72131102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20113127 - 2² = 20113123 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20113123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056563 + 10056564.

It is an arithmetic number, because the mean of its divisors is an integer number (10056564).

Almost surely, 2^20113127 is an apocalyptic number.

20113127 is a deficient number, since it is larger than the sum of its proper divisors (1).

20113127 is an equidigital number, since it uses as much as digits as its factorization.

20113127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 20113127 is about 4484.7661031541. The cubic root of 20113127 is about 271.9525895957.

Adding to 20113127 its reverse (72131102), we get a palindrome (92244229).

The spelling of 20113127 in words is "twenty million, one hundred thirteen thousand, one hundred twenty-seven".