5051215549 has 2 divisors, whose sum is σ = 5051215550. Its totient is φ = 5051215548.

The previous prime is 5051215513. The next prime is 5051215583. The reversal of 5051215549 is 9455121505.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4932252900 + 118962649 = 70230^2 + 10907^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5051215549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5051215249) 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 as a sum of consecutive naturals, namely, 2525607774 + 2525607775.

It is an arithmetic number, because the mean of its divisors is an integer number (2525607775).

Almost surely, 2^5051215549 is an apocalyptic number.

It is an amenable number.

5051215549 is a deficient number, since it is larger than the sum of its proper divisors (1).

5051215549 is an equidigital number, since it uses as much as digits as its factorization.

5051215549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45000, while the sum is 37.

The square root of 5051215549 is about 71071.9040760834. The cubic root of 5051215549 is about 1715.7946150417.

The spelling of 5051215549 in words is "five billion, fifty-one million, two hundred fifteen thousand, five hundred forty-nine".