3461666251 has 2 divisors, whose sum is σ = 3461666252. Its totient is φ = 3461666250.

The previous prime is 3461666207. The next prime is 3461666279. The reversal of 3461666251 is 1526661643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3461666251 - 2¹⁹ = 3461141963 is a prime.

It is not a weakly prime, because it can be changed into another prime (3461666651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1730833125 + 1730833126.

It is an arithmetic number, because the mean of its divisors is an integer number (1730833126).

Almost surely, 2^3461666251 is an apocalyptic number.

3461666251 is a deficient number, since it is larger than the sum of its proper divisors (1).

3461666251 is an equidigital number, since it uses as much as digits as its factorization.

3461666251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 40.

The square root of 3461666251 is about 58835.9265330291. The cubic root of 3461666251 is about 1512.7310852076.

The spelling of 3461666251 in words is "three billion, four hundred sixty-one million, six hundred sixty-six thousand, two hundred fifty-one".