6201652181 has 2 divisors, whose sum is σ = 6201652182. Its totient is φ = 6201652180.

The previous prime is 6201652159. The next prime is 6201652211. The reversal of 6201652181 is 1812561026.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3221584081 + 2980068100 = 56759^2 + 54590^2 .

It is a cyclic number.

It is not a de Polignac number, because 6201652181 - 2³⁰ = 5127910357 is a prime.

It is a super-2 number, since 2×6201652181² = 76920979548204113522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6201652151) 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, 3100826090 + 3100826091.

It is an arithmetic number, because the mean of its divisors is an integer number (3100826091).

Almost surely, 2^6201652181 is an apocalyptic number.

It is an amenable number.

6201652181 is a deficient number, since it is larger than the sum of its proper divisors (1).

6201652181 is an equidigital number, since it uses as much as digits as its factorization.

6201652181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 6201652181 is about 78750.5694011161. The cubic root of 6201652181 is about 1837.2537186451.

The spelling of 6201652181 in words is "six billion, two hundred one million, six hundred fifty-two thousand, one hundred eighty-one".