6061662421 has 2 divisors, whose sum is σ = 6061662422. Its totient is φ = 6061662420.

The previous prime is 6061662413. The next prime is 6061662449. The reversal of 6061662421 is 1242661606.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5668433521 + 393228900 = 75289^2 + 19830^2 .

It is a cyclic number.

It is not a de Polignac number, because 6061662421 - 2³ = 6061662413 is a prime.

It is a super-3 number, since 3×6061662421³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6061662491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3030831210 + 3030831211.

It is an arithmetic number, because the mean of its divisors is an integer number (3030831211).

Almost surely, 2^6061662421 is an apocalyptic number.

It is an amenable number.

6061662421 is a deficient number, since it is larger than the sum of its proper divisors (1).

6061662421 is an equidigital number, since it uses as much as digits as its factorization.

6061662421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 6061662421 is about 77856.6787180137. The cubic root of 6061662421 is about 1823.3242811506.

The spelling of 6061662421 in words is "six billion, sixty-one million, six hundred sixty-two thousand, four hundred twenty-one".