1242400000307 has 2 divisors, whose sum is σ = 1242400000308. Its totient is φ = 1242400000306.

The previous prime is 1242400000297. The next prime is 1242400000313. The reversal of 1242400000307 is 7030000042421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1242400000307 - 2²⁸ = 1242131564851 is a prime.

It is not a weakly prime, because it can be changed into another prime (1242400000327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 621200000153 + 621200000154.

It is an arithmetic number, because the mean of its divisors is an integer number (621200000154).

Almost surely, 2^{1242400000307} is an apocalyptic number.

1242400000307 is a deficient number, since it is larger than the sum of its proper divisors (1).

1242400000307 is an equidigital number, since it uses as much as digits as its factorization.

1242400000307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

Adding to 1242400000307 its reverse (7030000042421), we get a palindrome (8272400042728).

The spelling of 1242400000307 in words is "one trillion, two hundred forty-two billion, four hundred million, three hundred seven", and thus it is an aban number.