2251148227 has 2 divisors, whose sum is σ = 2251148228. Its totient is φ = 2251148226.

The previous prime is 2251148197. The next prime is 2251148233. The reversal of 2251148227 is 7228411522.

2251148227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2251148227 - 2¹¹ = 2251146179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2251148192 and 2251148201.

It is not a weakly prime, because it can be changed into another prime (2251148927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125574113 + 1125574114.

It is an arithmetic number, because the mean of its divisors is an integer number (1125574114).

Almost surely, 2^2251148227 is an apocalyptic number.

2251148227 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251148227 is an equidigital number, since it uses as much as digits as its factorization.

2251148227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17920, while the sum is 34.

The square root of 2251148227 is about 47446.2667340645. The cubic root of 2251148227 is about 1310.5935633478.

Adding to 2251148227 its reverse (7228411522), we get a palindrome (9479559749).

The spelling of 2251148227 in words is "two billion, two hundred fifty-one million, one hundred forty-eight thousand, two hundred twenty-seven".