2554115117 has 2 divisors, whose sum is σ = 2554115118. Its totient is φ = 2554115116.

The previous prime is 2554115111. The next prime is 2554115119. The reversal of 2554115117 is 7115114552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1578552361 + 975562756 = 39731^2 + 31234^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2554115117 is a prime.

Together with 2554115119, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2554115111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277057558 + 1277057559.

It is an arithmetic number, because the mean of its divisors is an integer number (1277057559).

Almost surely, 2^2554115117 is an apocalyptic number.

It is an amenable number.

2554115117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2554115117 is an equidigital number, since it uses as much as digits as its factorization.

2554115117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7000, while the sum is 32.

The square root of 2554115117 is about 50538.2539963541. The cubic root of 2554115117 is about 1366.9317230569.

Adding to 2554115117 its reverse (7115114552), we get a palindrome (9669229669).

The spelling of 2554115117 in words is "two billion, five hundred fifty-four million, one hundred fifteen thousand, one hundred seventeen".