20060087 has 2 divisors, whose sum is σ = 20060088. Its totient is φ = 20060086.

The previous prime is 20060009. The next prime is 20060107. The reversal of 20060087 is 78006002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20060087 - 2¹² = 20055991 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20060387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10030043 + 10030044.

It is an arithmetic number, because the mean of its divisors is an integer number (10030044).

Almost surely, 2^20060087 is an apocalyptic number.

20060087 is a deficient number, since it is larger than the sum of its proper divisors (1).

20060087 is an equidigital number, since it uses as much as digits as its factorization.

20060087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 20060087 is about 4478.8488476393. The cubic root of 20060087 is about 271.7133252357.

Adding to 20060087 its reverse (78006002), we get a palindrome (98066089).

The spelling of 20060087 in words is "twenty million, sixty thousand, eighty-seven".