6651651341 has 2 divisors, whose sum is σ = 6651651342. Its totient is φ = 6651651340.

The previous prime is 6651651337. The next prime is 6651651361. The reversal of 6651651341 is 1431561566.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6155030116 + 496621225 = 78454^2 + 22285^2 .

It is a cyclic number.

It is not a de Polignac number, because 6651651341 - 2² = 6651651337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6651651295 and 6651651304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6651651361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3325825670 + 3325825671.

It is an arithmetic number, because the mean of its divisors is an integer number (3325825671).

Almost surely, 2^6651651341 is an apocalyptic number.

It is an amenable number.

6651651341 is a deficient number, since it is larger than the sum of its proper divisors (1).

6651651341 is an equidigital number, since it uses as much as digits as its factorization.

6651651341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 38.

The square root of 6651651341 is about 81557.6565443123. The cubic root of 6651651341 is about 1880.6579993590.

The spelling of 6651651341 in words is "six billion, six hundred fifty-one million, six hundred fifty-one thousand, three hundred forty-one".