4914781 has 2 divisors, whose sum is σ = 4914782. Its totient is φ = 4914780.

The previous prime is 4914769. The next prime is 4914797. The reversal of 4914781 is 1874194.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4120900 + 793881 = 2030^2 + 891^2 .

It is a cyclic number.

It is not a de Polignac number, because 4914781 - 2⁷ = 4914653 is a prime.

It is a super-2 number, since 2×4914781² = 48310144555922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4914731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2457390 + 2457391.

It is an arithmetic number, because the mean of its divisors is an integer number (2457391).

Almost surely, 2^4914781 is an apocalyptic number.

It is an amenable number.

4914781 is a deficient number, since it is larger than the sum of its proper divisors (1).

4914781 is an equidigital number, since it uses as much as digits as its factorization.

4914781 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 34.

The square root of 4914781 is about 2216.9305356731. The cubic root of 4914781 is about 170.0205396175.

The spelling of 4914781 in words is "four million, nine hundred fourteen thousand, seven hundred eighty-one".