5127492945 has 16 divisors (see below), whose sum is σ = 8215877952. Its totient is φ = 2730699840.

The previous prime is 5127492911. The next prime is 5127492947. The reversal of 5127492945 is 5492947215.

It is a happy number.

It is not a de Polignac number, because 5127492945 - 2²³ = 5119104337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5127492894 and 5127492903.

It is not an unprimeable number, because it can be changed into a prime (5127492947) 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 in 15 ways as a sum of consecutive naturals, for example, 236982 + ... + 257711.

It is an arithmetic number, because the mean of its divisors is an integer number (513492372).

Almost surely, 2^5127492945 is an apocalyptic number.

It is an amenable number.

5127492945 is a deficient number, since it is larger than the sum of its proper divisors (3088385007).

5127492945 is a wasteful number, since it uses less digits than its factorization.

5127492945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495392.

The product of its digits is 907200, while the sum is 48.

The square root of 5127492945 is about 71606.5146826740. The cubic root of 5127492945 is about 1724.3881266138.

The spelling of 5127492945 in words is "five billion, one hundred twenty-seven million, four hundred ninety-two thousand, nine hundred forty-five".