5155545047 has 2 divisors, whose sum is σ = 5155545048. Its totient is φ = 5155545046.

The previous prime is 5155545029. The next prime is 5155545127. The reversal of 5155545047 is 7405455515.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5155545047 - 2²⁶ = 5088436183 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5155544995 and 5155545013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5155545007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2577772523 + 2577772524.

It is an arithmetic number, because the mean of its divisors is an integer number (2577772524).

Almost surely, 2^5155545047 is an apocalyptic number.

5155545047 is a deficient number, since it is larger than the sum of its proper divisors (1).

5155545047 is an equidigital number, since it uses as much as digits as its factorization.

5155545047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 350000, while the sum is 41.

The square root of 5155545047 is about 71802.1242513061. The cubic root of 5155545047 is about 1727.5270722202.

The spelling of 5155545047 in words is "five billion, one hundred fifty-five million, five hundred forty-five thousand, forty-seven".