4987748393 has 2 divisors, whose sum is σ = 4987748394. Its totient is φ = 4987748392.

The previous prime is 4987748357. The next prime is 4987748399. The reversal of 4987748393 is 3938477894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4898880064 + 88868329 = 69992^2 + 9427^2 .

It is a cyclic number.

It is not a de Polignac number, because 4987748393 - 2²² = 4983554089 is a prime.

It is not a weakly prime, because it can be changed into another prime (4987748399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2493874196 + 2493874197.

It is an arithmetic number, because the mean of its divisors is an integer number (2493874197).

Almost surely, 2^4987748393 is an apocalyptic number.

It is an amenable number.

4987748393 is a deficient number, since it is larger than the sum of its proper divisors (1).

4987748393 is an equidigital number, since it uses as much as digits as its factorization.

4987748393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36578304, while the sum is 62.

The square root of 4987748393 is about 70623.9930406091. The cubic root of 4987748393 is about 1708.5781408112.

The spelling of 4987748393 in words is "four billion, nine hundred eighty-seven million, seven hundred forty-eight thousand, three hundred ninety-three".