6677987341 has 2 divisors, whose sum is σ = 6677987342. Its totient is φ = 6677987340.

The previous prime is 6677987297. The next prime is 6677987353. The reversal of 6677987341 is 1437897766.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4469457316 + 2208530025 = 66854^2 + 46995^2 .

It is a cyclic number.

It is not a de Polignac number, because 6677987341 - 2²¹ = 6675890189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6677967341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3338993670 + 3338993671.

It is an arithmetic number, because the mean of its divisors is an integer number (3338993671).

Almost surely, 2^6677987341 is an apocalyptic number.

It is an amenable number.

6677987341 is a deficient number, since it is larger than the sum of its proper divisors (1).

6677987341 is an equidigital number, since it uses as much as digits as its factorization.

6677987341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10668672, while the sum is 58.

The square root of 6677987341 is about 81718.9533768024. The cubic root of 6677987341 is about 1883.1367715673.

The spelling of 6677987341 in words is "six billion, six hundred seventy-seven million, nine hundred eighty-seven thousand, three hundred forty-one".