1203228427 has 2 divisors, whose sum is σ = 1203228428. Its totient is φ = 1203228426.

The previous prime is 1203228421. The next prime is 1203228457. The reversal of 1203228427 is 7248223021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1203228427 - 2¹¹ = 1203226379 is a prime.

It is not a weakly prime, because it can be changed into another prime (1203228421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601614213 + 601614214.

It is an arithmetic number, because the mean of its divisors is an integer number (601614214).

Almost surely, 2^1203228427 is an apocalyptic number.

1203228427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203228427 is an equidigital number, since it uses as much as digits as its factorization.

1203228427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 1203228427 is about 34687.5831818822. The cubic root of 1203228427 is about 1063.6106924025.

The spelling of 1203228427 in words is "one billion, two hundred three million, two hundred twenty-eight thousand, four hundred twenty-seven".