4661215133 has 2 divisors, whose sum is σ = 4661215134. Its totient is φ = 4661215132.

The previous prime is 4661215073. The next prime is 4661215183. The reversal of 4661215133 is 3315121664.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4534944964 + 126270169 = 67342^2 + 11237^2 .

It is a cyclic number.

It is not a de Polignac number, because 4661215133 - 2²⁶ = 4594106269 is a prime.

It is a super-2 number, since 2×4661215133² = 43453853032216415378, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4661215133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4661215183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2330607566 + 2330607567.

It is an arithmetic number, because the mean of its divisors is an integer number (2330607567).

Almost surely, 2^4661215133 is an apocalyptic number.

It is an amenable number.

4661215133 is a deficient number, since it is larger than the sum of its proper divisors (1).

4661215133 is an equidigital number, since it uses as much as digits as its factorization.

4661215133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The square root of 4661215133 is about 68273.0923058272. The cubic root of 4661215133 is about 1670.4483399496.

Adding to 4661215133 its reverse (3315121664), we get a palindrome (7976336797).

The spelling of 4661215133 in words is "four billion, six hundred sixty-one million, two hundred fifteen thousand, one hundred thirty-three".