1803226147 has 2 divisors, whose sum is σ = 1803226148. Its totient is φ = 1803226146.

The previous prime is 1803226129. The next prime is 1803226153. The reversal of 1803226147 is 7416223081.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1803226147 - 2¹¹ = 1803224099 is a prime.

It is not a weakly prime, because it can be changed into another prime (1803226127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 901613073 + 901613074.

It is an arithmetic number, because the mean of its divisors is an integer number (901613074).

Almost surely, 2^1803226147 is an apocalyptic number.

1803226147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1803226147 is an equidigital number, since it uses as much as digits as its factorization.

1803226147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 1803226147 is about 42464.4103573804. The cubic root of 1803226147 is about 1217.1667089840.

The spelling of 1803226147 in words is "one billion, eight hundred three million, two hundred twenty-six thousand, one hundred forty-seven".