20761067 has 2 divisors, whose sum is σ = 20761068. Its totient is φ = 20761066.

The previous prime is 20761057. The next prime is 20761087. The reversal of 20761067 is 76016702.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20761067 - 2⁶ = 20761003 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20761057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10380533 + 10380534.

It is an arithmetic number, because the mean of its divisors is an integer number (10380534).

Almost surely, 2^20761067 is an apocalyptic number.

20761067 is a deficient number, since it is larger than the sum of its proper divisors (1).

20761067 is an equidigital number, since it uses as much as digits as its factorization.

20761067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 20761067 is about 4556.4313887076. The cubic root of 20761067 is about 274.8420779237.

Adding to 20761067 its reverse (76016702), we get a palindrome (96777769).

The spelling of 20761067 in words is "twenty million, seven hundred sixty-one thousand, sixty-seven".