5127322549 has 4 divisors (see below), whose sum is σ = 5146818336. Its totient is φ = 5107826764.

The previous prime is 5127322547. The next prime is 5127322567. The reversal of 5127322549 is 9452237215.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9452237215 = 5 ⋅1890447443.

It is a cyclic number.

It is not a de Polignac number, because 5127322549 - 2¹ = 5127322547 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5127322547) 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, 9747499 + ... + 9748024.

It is an arithmetic number, because the mean of its divisors is an integer number (1286704584).

Almost surely, 2^5127322549 is an apocalyptic number.

It is an amenable number.

5127322549 is a deficient number, since it is larger than the sum of its proper divisors (19495787).

5127322549 is a wasteful number, since it uses less digits than its factorization.

5127322549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19495786.

The product of its digits is 151200, while the sum is 40.

The square root of 5127322549 is about 71605.3248648451. The cubic root of 5127322549 is about 1724.3690248749.

The spelling of 5127322549 in words is "five billion, one hundred twenty-seven million, three hundred twenty-two thousand, five hundred forty-nine".