2251614229 has 2 divisors, whose sum is σ = 2251614230. Its totient is φ = 2251614228.

The previous prime is 2251614223. The next prime is 2251614251. The reversal of 2251614229 is 9224161522.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2109289329 + 142324900 = 45927^2 + 11930^2 .

It is a cyclic number.

It is not a de Polignac number, because 2251614229 - 2³ = 2251614221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2251614194 and 2251614203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2251614221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125807114 + 1125807115.

It is an arithmetic number, because the mean of its divisors is an integer number (1125807115).

Almost surely, 2^2251614229 is an apocalyptic number.

It is an amenable number.

2251614229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251614229 is an equidigital number, since it uses as much as digits as its factorization.

2251614229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 34.

The square root of 2251614229 is about 47451.1773194301. The cubic root of 2251614229 is about 1310.6839908426.

The spelling of 2251614229 in words is "two billion, two hundred fifty-one million, six hundred fourteen thousand, two hundred twenty-nine".