1351323032497 has 2 divisors, whose sum is σ = 1351323032498. Its totient is φ = 1351323032496.

The previous prime is 1351323032413. The next prime is 1351323032503. The reversal of 1351323032497 is 7942303231531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1331367514801 + 19955517696 = 1153849^2 + 141264^2 .

It is a cyclic number.

It is not a de Polignac number, because 1351323032497 - 2¹⁹ = 1351322508209 is a prime.

It is not a weakly prime, because it can be changed into another prime (1351323035497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675661516248 + 675661516249.

It is an arithmetic number, because the mean of its divisors is an integer number (675661516249).

Almost surely, 2^{1351323032497} is an apocalyptic number.

It is an amenable number.

1351323032497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351323032497 is an equidigital number, since it uses as much as digits as its factorization.

1351323032497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 43.

The spelling of 1351323032497 in words is "one trillion, three hundred fifty-one billion, three hundred twenty-three million, thirty-two thousand, four hundred ninety-seven".