2554224161 has 2 divisors, whose sum is σ = 2554224162. Its totient is φ = 2554224160.

The previous prime is 2554224139. The next prime is 2554224163. The reversal of 2554224161 is 1614224552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2030043136 + 524181025 = 45056^2 + 22895^2 .

It is a cyclic number.

It is not a de Polignac number, because 2554224161 - 2²² = 2550029857 is a prime.

It is a super-2 number, since 2×2554224161² = 13048122129272307842, which contains 22 as substring.

Together with 2554224163, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2554224163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277112080 + 1277112081.

It is an arithmetic number, because the mean of its divisors is an integer number (1277112081).

Almost surely, 2^2554224161 is an apocalyptic number.

It is an amenable number.

2554224161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2554224161 is an equidigital number, since it uses as much as digits as its factorization.

2554224161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19200, while the sum is 32.

The square root of 2554224161 is about 50539.3328111878. The cubic root of 2554224161 is about 1366.9511757930.

The spelling of 2554224161 in words is "two billion, five hundred fifty-four million, two hundred twenty-four thousand, one hundred sixty-one".