1324426036651 has 2 divisors, whose sum is σ = 1324426036652. Its totient is φ = 1324426036650.

The previous prime is 1324426036649. The next prime is 1324426036663. The reversal of 1324426036651 is 1566306244231.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1324426036651 - 2¹ = 1324426036649 is a prime.

Together with 1324426036649, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1324426036598 and 1324426036607.

It is not a weakly prime, because it can be changed into another prime (1324426036631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662213018325 + 662213018326.

It is an arithmetic number, because the mean of its divisors is an integer number (662213018326).

Almost surely, 2^{1324426036651} is an apocalyptic number.

1324426036651 is a deficient number, since it is larger than the sum of its proper divisors (1).

1324426036651 is an equidigital number, since it uses as much as digits as its factorization.

1324426036651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 1324426036651 in words is "one trillion, three hundred twenty-four billion, four hundred twenty-six million, thirty-six thousand, six hundred fifty-one".