20133107 has 2 divisors, whose sum is σ = 20133108. Its totient is φ = 20133106.

The previous prime is 20133089. The next prime is 20133131. The reversal of 20133107 is 70133102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20133107 - 2⁸ = 20132851 is a prime.

It is not a weakly prime, because it can be changed into another prime (20133137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066553 + 10066554.

It is an arithmetic number, because the mean of its divisors is an integer number (10066554).

Almost surely, 2^20133107 is an apocalyptic number.

20133107 is a deficient number, since it is larger than the sum of its proper divisors (1).

20133107 is an equidigital number, since it uses as much as digits as its factorization.

20133107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 20133107 is about 4486.9930911469. The cubic root of 20133107 is about 272.0426106471.

Adding to 20133107 its reverse (70133102), we get a palindrome (90266209).

The spelling of 20133107 in words is "twenty million, one hundred thirty-three thousand, one hundred seven".