2254856117 has 2 divisors, whose sum is σ = 2254856118. Its totient is φ = 2254856116.

The previous prime is 2254856113. The next prime is 2254856299. The reversal of 2254856117 is 7116584522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1835179921 + 419676196 = 42839^2 + 20486^2 .

It is a cyclic number.

It is not a de Polignac number, because 2254856117 - 2² = 2254856113 is a prime.

It is a super-2 number, since 2×2254856117² = 10168752216744635378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2254856113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127428058 + 1127428059.

It is an arithmetic number, because the mean of its divisors is an integer number (1127428059).

Almost surely, 2^2254856117 is an apocalyptic number.

It is an amenable number.

2254856117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2254856117 is an equidigital number, since it uses as much as digits as its factorization.

2254856117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 134400, while the sum is 41.

The square root of 2254856117 is about 47485.3252805538. The cubic root of 2254856117 is about 1311.3127328044.

The spelling of 2254856117 in words is "two billion, two hundred fifty-four million, eight hundred fifty-six thousand, one hundred seventeen".