1242324407 has 2 divisors, whose sum is σ = 1242324408. Its totient is φ = 1242324406.

The previous prime is 1242324403. The next prime is 1242324427. The reversal of 1242324407 is 7044232421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1242324407 - 2² = 1242324403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1242324407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1242324401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 621162203 + 621162204.

It is an arithmetic number, because the mean of its divisors is an integer number (621162204).

Almost surely, 2^1242324407 is an apocalyptic number.

1242324407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1242324407 is an equidigital number, since it uses as much as digits as its factorization.

1242324407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 1242324407 is about 35246.6226325303. The cubic root of 1242324407 is about 1075.0079413872.

Adding to 1242324407 its reverse (7044232421), we get a palindrome (8286556828).

The spelling of 1242324407 in words is "one billion, two hundred forty-two million, three hundred twenty-four thousand, four hundred seven".