4961213 has 2 divisors, whose sum is σ = 4961214. Its totient is φ = 4961212.

The previous prime is 4961207. The next prime is 4961237. The reversal of 4961213 is 3121694.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4502884 + 458329 = 2122^2 + 677^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4961213 is a prime.

It is a super-2 number, since 2×4961213² = 49227268862738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4961113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2480606 + 2480607.

It is an arithmetic number, because the mean of its divisors is an integer number (2480607).

Almost surely, 2^4961213 is an apocalyptic number.

It is an amenable number.

4961213 is a deficient number, since it is larger than the sum of its proper divisors (1).

4961213 is an equidigital number, since it uses as much as digits as its factorization.

4961213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 26.

The square root of 4961213 is about 2227.3780550234. The cubic root of 4961213 is about 170.5542807825.

The spelling of 4961213 in words is "four million, nine hundred sixty-one thousand, two hundred thirteen".