1303422427 has 2 divisors, whose sum is σ = 1303422428. Its totient is φ = 1303422426.

The previous prime is 1303422409. The next prime is 1303422433. The reversal of 1303422427 is 7242243031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1303422427 - 2²³ = 1295033819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1303422395 and 1303422404.

It is not a weakly prime, because it can be changed into another prime (1303422437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651711213 + 651711214.

It is an arithmetic number, because the mean of its divisors is an integer number (651711214).

Almost surely, 2^1303422427 is an apocalyptic number.

1303422427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303422427 is an equidigital number, since it uses as much as digits as its factorization.

1303422427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 1303422427 is about 36102.9420823290. The cubic root of 1303422427 is about 1092.3497906093.

Adding to 1303422427 its reverse (7242243031), we get a palindrome (8545665458).

The spelling of 1303422427 in words is "one billion, three hundred three million, four hundred twenty-two thousand, four hundred twenty-seven".