2554216129 has 2 divisors, whose sum is σ = 2554216130. Its totient is φ = 2554216128.

The previous prime is 2554216127. The next prime is 2554216157. The reversal of 2554216129 is 9216124552.

2554216129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1692911025 + 861305104 = 41145^2 + 29348^2 .

It is a cyclic number.

It is not a de Polignac number, because 2554216129 - 2¹ = 2554216127 is a prime.

Together with 2554216127, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2554216127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277108064 + 1277108065.

It is an arithmetic number, because the mean of its divisors is an integer number (1277108065).

Almost surely, 2^2554216129 is an apocalyptic number.

It is an amenable number.

2554216129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2554216129 is an equidigital number, since it uses as much as digits as its factorization.

2554216129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 37.

The square root of 2554216129 is about 50539.2533482639. The cubic root of 2554216129 is about 1366.9497429556.

The spelling of 2554216129 in words is "two billion, five hundred fifty-four million, two hundred sixteen thousand, one hundred twenty-nine".