4944905213 has 2 divisors, whose sum is σ = 4944905214. Its totient is φ = 4944905212.

The previous prime is 4944905183. The next prime is 4944905221. The reversal of 4944905213 is 3125094494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4944621124 + 284089 = 70318^2 + 533^2 .

It is a cyclic number.

It is not a de Polignac number, because 4944905213 - 2⁶ = 4944905149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4944905233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2472452606 + 2472452607.

It is an arithmetic number, because the mean of its divisors is an integer number (2472452607).

Almost surely, 2^4944905213 is an apocalyptic number.

It is an amenable number.

4944905213 is a deficient number, since it is larger than the sum of its proper divisors (1).

4944905213 is an equidigital number, since it uses as much as digits as its factorization.

4944905213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 4944905213 is about 70320.0200014192. The cubic root of 4944905213 is about 1703.6720180545.

The spelling of 4944905213 in words is "four billion, nine hundred forty-four million, nine hundred five thousand, two hundred thirteen".