1204002427 has 2 divisors, whose sum is σ = 1204002428. Its totient is φ = 1204002426.

The previous prime is 1204002421. The next prime is 1204002467. The reversal of 1204002427 is 7242004021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1204002427 - 2⁷ = 1204002299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1204002398 and 1204002407.

It is not a weakly prime, because it can be changed into another prime (1204002421) 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, 602001213 + 602001214.

It is an arithmetic number, because the mean of its divisors is an integer number (602001214).

Almost surely, 2^1204002427 is an apocalyptic number.

1204002427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204002427 is an equidigital number, since it uses as much as digits as its factorization.

1204002427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 1204002427 is about 34698.7381182659. The cubic root of 1204002427 is about 1063.8387062470.

Adding to 1204002427 its reverse (7242004021), we get a palindrome (8446006448).

The spelling of 1204002427 in words is "one billion, two hundred four million, two thousand, four hundred twenty-seven".