4993513913 has 2 divisors, whose sum is σ = 4993513914. Its totient is φ = 4993513912.

The previous prime is 4993513909. The next prime is 4993513939. The reversal of 4993513913 is 3193153994.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4972647289 + 20866624 = 70517^2 + 4568^2 .

It is a cyclic number.

It is not a de Polignac number, because 4993513913 - 2² = 4993513909 is a prime.

It is not a weakly prime, because it can be changed into another prime (4993513963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2496756956 + 2496756957.

It is an arithmetic number, because the mean of its divisors is an integer number (2496756957).

Almost surely, 2^4993513913 is an apocalyptic number.

It is an amenable number.

4993513913 is a deficient number, since it is larger than the sum of its proper divisors (1).

4993513913 is an equidigital number, since it uses as much as digits as its factorization.

4993513913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 393660, while the sum is 47.

The square root of 4993513913 is about 70664.7996742367. The cubic root of 4993513913 is about 1709.2362232065.

The spelling of 4993513913 in words is "four billion, nine hundred ninety-three million, five hundred thirteen thousand, nine hundred thirteen".