20062061 has 2 divisors, whose sum is σ = 20062062. Its totient is φ = 20062060.

The previous prime is 20062039. The next prime is 20062069. The reversal of 20062061 is 16026002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18576100 + 1485961 = 4310^2 + 1219^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20062061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20062069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10031030 + 10031031.

It is an arithmetic number, because the mean of its divisors is an integer number (10031031).

Almost surely, 2^20062061 is an apocalyptic number.

It is an amenable number.

20062061 is a deficient number, since it is larger than the sum of its proper divisors (1).

20062061 is an equidigital number, since it uses as much as digits as its factorization.

20062061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 20062061 is about 4479.0692113429. The cubic root of 20062061 is about 271.7222375352.

Adding to 20062061 its reverse (16026002), we get a palindrome (36088063).

The spelling of 20062061 in words is "twenty million, sixty-two thousand, sixty-one".