5165555047 has 2 divisors, whose sum is σ = 5165555048. Its totient is φ = 5165555046.

The previous prime is 5165555033. The next prime is 5165555093. The reversal of 5165555047 is 7405555615.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5165555047 - 2²³ = 5157166439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5165554994 and 5165555012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5165552047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2582777523 + 2582777524.

It is an arithmetic number, because the mean of its divisors is an integer number (2582777524).

Almost surely, 2^5165555047 is an apocalyptic number.

5165555047 is a deficient number, since it is larger than the sum of its proper divisors (1).

5165555047 is an equidigital number, since it uses as much as digits as its factorization.

5165555047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 525000, while the sum is 43.

The square root of 5165555047 is about 71871.7959077133. The cubic root of 5165555047 is about 1728.6444042166.

The spelling of 5165555047 in words is "five billion, one hundred sixty-five million, five hundred fifty-five thousand, forty-seven".