5515633447 has 2 divisors, whose sum is σ = 5515633448. Its totient is φ = 5515633446.

The previous prime is 5515633439. The next prime is 5515633451. The reversal of 5515633447 is 7443365155.

5515633447 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5515633447 - 2³ = 5515633439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5515633477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2757816723 + 2757816724.

It is an arithmetic number, because the mean of its divisors is an integer number (2757816724).

Almost surely, 2^5515633447 is an apocalyptic number.

5515633447 is a deficient number, since it is larger than the sum of its proper divisors (1).

5515633447 is an equidigital number, since it uses as much as digits as its factorization.

5515633447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756000, while the sum is 43.

The square root of 5515633447 is about 74267.3107564829. The cubic root of 5515633447 is about 1766.8450556348.

The spelling of 5515633447 in words is "five billion, five hundred fifteen million, six hundred thirty-three thousand, four hundred forty-seven".