5387492849 has 2 divisors, whose sum is σ = 5387492850. Its totient is φ = 5387492848.

The previous prime is 5387492843. The next prime is 5387492861. The reversal of 5387492849 is 9482947835.

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., 5386532449 + 960400 = 73393^2 + 980^2 .

It is a cyclic number.

It is not a de Polignac number, because 5387492849 - 2¹² = 5387488753 is a prime.

It is a super-2 number, since 2×5387492849² = 58050158396052273602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5387492843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2693746424 + 2693746425.

It is an arithmetic number, because the mean of its divisors is an integer number (2693746425).

Almost surely, 2^5387492849 is an apocalyptic number.

It is an amenable number.

5387492849 is a deficient number, since it is larger than the sum of its proper divisors (1).

5387492849 is an equidigital number, since it uses as much as digits as its factorization.

5387492849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17418240, while the sum is 59.

The square root of 5387492849 is about 73399.5425666945. The cubic root of 5387492849 is about 1753.0551095065.

The spelling of 5387492849 in words is "five billion, three hundred eighty-seven million, four hundred ninety-two thousand, eight hundred forty-nine".