4214648861 has 2 divisors, whose sum is σ = 4214648862. Its totient is φ = 4214648860.

The previous prime is 4214648843. The next prime is 4214648917. The reversal of 4214648861 is 1688464124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3733943236 + 480705625 = 61106^2 + 21925^2 .

It is a cyclic number.

It is not a de Polignac number, because 4214648861 - 2²² = 4210454557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4214648161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2107324430 + 2107324431.

It is an arithmetic number, because the mean of its divisors is an integer number (2107324431).

Almost surely, 2^4214648861 is an apocalyptic number.

It is an amenable number.

4214648861 is a deficient number, since it is larger than the sum of its proper divisors (1).

4214648861 is an equidigital number, since it uses as much as digits as its factorization.

4214648861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 294912, while the sum is 44.

The square root of 4214648861 is about 64920.3270247463. The cubic root of 4214648861 is about 1615.3022545146.

The spelling of 4214648861 in words is "four billion, two hundred fourteen million, six hundred forty-eight thousand, eight hundred sixty-one".