3652106021 has 2 divisors, whose sum is σ = 3652106022. Its totient is φ = 3652106020.

The previous prime is 3652105871. The next prime is 3652106041. The reversal of 3652106021 is 1206012563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3336333121 + 315772900 = 57761^2 + 17770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3652106021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3652106041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1826053010 + 1826053011.

It is an arithmetic number, because the mean of its divisors is an integer number (1826053011).

Almost surely, 2^3652106021 is an apocalyptic number.

It is an amenable number.

3652106021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3652106021 is an equidigital number, since it uses as much as digits as its factorization.

3652106021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 3652106021 is about 60432.6569083306. The cubic root of 3652106021 is about 1539.9777954014.

Adding to 3652106021 its reverse (1206012563), we get a palindrome (4858118584).

The spelling of 3652106021 in words is "three billion, six hundred fifty-two million, one hundred six thousand, twenty-one".