5148227813 has 4 divisors (see below), whose sum is σ = 5325752940. Its totient is φ = 4970702688.

The previous prime is 5148227809. The next prime is 5148227831. The reversal of 5148227813 is 3187228415.

5148227813 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1534053889 + 3614173924 = 39167^2 + 60118^2 .

It is a cyclic number.

It is not a de Polignac number, because 5148227813 - 2² = 5148227809 is a prime.

It is a super-2 number, since 2×5148227813² = 53008499229093525938, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5148227863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88762520 + ... + 88762577.

It is an arithmetic number, because the mean of its divisors is an integer number (1331438235).

Almost surely, 2^5148227813 is an apocalyptic number.

It is an amenable number.

5148227813 is a deficient number, since it is larger than the sum of its proper divisors (177525127).

5148227813 is a wasteful number, since it uses less digits than its factorization.

5148227813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177525126.

The product of its digits is 107520, while the sum is 41.

The square root of 5148227813 is about 71751.1519977206. The cubic root of 5148227813 is about 1726.7093956711.

The spelling of 5148227813 in words is "five billion, one hundred forty-eight million, two hundred twenty-seven thousand, eight hundred thirteen".