2554999163 has 2 divisors, whose sum is σ = 2554999164. Its totient is φ = 2554999162.

The previous prime is 2554999123. The next prime is 2554999259. The reversal of 2554999163 is 3619994552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2554999163 - 2⁶ = 2554999099 is a prime.

It is not a weakly prime, because it can be changed into another prime (2554999123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277499581 + 1277499582.

It is an arithmetic number, because the mean of its divisors is an integer number (1277499582).

Almost surely, 2^2554999163 is an apocalyptic number.

2554999163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2554999163 is an equidigital number, since it uses as much as digits as its factorization.

2554999163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2624400, while the sum is 53.

The square root of 2554999163 is about 50546.9995449779. Note that the first 3 decimals coincide. The cubic root of 2554999163 is about 1367.0894151303.

The spelling of 2554999163 in words is "two billion, five hundred fifty-four million, nine hundred ninety-nine thousand, one hundred sixty-three".