3660124861 has 2 divisors, whose sum is σ = 3660124862. Its totient is φ = 3660124860.

The previous prime is 3660124847. The next prime is 3660124873. The reversal of 3660124861 is 1684210663.

It is a happy number.

3660124861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3135440025 + 524684836 = 55995^2 + 22906^2 .

It is a cyclic number.

It is not a de Polignac number, because 3660124861 - 2³¹ = 1512641213 is a prime.

It is a super-2 number, since 2×3660124861² = 26793027996220538642, 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 3660124861.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3660134861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1830062430 + 1830062431.

It is an arithmetic number, because the mean of its divisors is an integer number (1830062431).

Almost surely, 2^3660124861 is an apocalyptic number.

It is an amenable number.

3660124861 is a deficient number, since it is larger than the sum of its proper divisors (1).

3660124861 is an equidigital number, since it uses as much as digits as its factorization.

3660124861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 3660124861 is about 60498.9657845487. The cubic root of 3660124861 is about 1541.1040687051.

The spelling of 3660124861 in words is "three billion, six hundred sixty million, one hundred twenty-four thousand, eight hundred sixty-one".