1423443214507 has 2 divisors, whose sum is σ = 1423443214508. Its totient is φ = 1423443214506.

The previous prime is 1423443214439. The next prime is 1423443214577. The reversal of 1423443214507 is 7054123443241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1423443214507 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1423443214507.

It is not a weakly prime, because it can be changed into another prime (1423443214577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711721607253 + 711721607254.

It is an arithmetic number, because the mean of its divisors is an integer number (711721607254).

Almost surely, 2^{1423443214507} is an apocalyptic number.

1423443214507 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423443214507 is an equidigital number, since it uses as much as digits as its factorization.

1423443214507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 40.

Adding to 1423443214507 its reverse (7054123443241), we get a palindrome (8477566657748).

The spelling of 1423443214507 in words is "one trillion, four hundred twenty-three billion, four hundred forty-three million, two hundred fourteen thousand, five hundred seven".