1320924088837 has 2 divisors, whose sum is σ = 1320924088838. Its totient is φ = 1320924088836.

The previous prime is 1320924088793. The next prime is 1320924088843. The reversal of 1320924088837 is 7388804290231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1097132648481 + 223791440356 = 1047441^2 + 473066^2 .

It is a cyclic number.

It is not a de Polignac number, because 1320924088837 - 2²³ = 1320915700229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320924088867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660462044418 + 660462044419.

It is an arithmetic number, because the mean of its divisors is an integer number (660462044419).

Almost surely, 2^{1320924088837} is an apocalyptic number.

It is an amenable number.

1320924088837 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320924088837 is an equidigital number, since it uses as much as digits as its factorization.

1320924088837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4644864, while the sum is 55.

The spelling of 1320924088837 in words is "one trillion, three hundred twenty billion, nine hundred twenty-four million, eighty-eight thousand, eight hundred thirty-seven".