1303215511097 has 2 divisors, whose sum is σ = 1303215511098. Its totient is φ = 1303215511096.

The previous prime is 1303215511051. The next prime is 1303215511139. The reversal of 1303215511097 is 7901155123031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1167687715216 + 135527795881 = 1080596^2 + 368141^2 .

It is an emirp because it is prime and its reverse (7901155123031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1303215511097 - 2⁶ = 1303215511033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1303215511097.

It is not a weakly prime, because it can be changed into another prime (1303215541097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651607755548 + 651607755549.

It is an arithmetic number, because the mean of its divisors is an integer number (651607755549).

Almost surely, 2^{1303215511097} is an apocalyptic number.

It is an amenable number.

1303215511097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303215511097 is an equidigital number, since it uses as much as digits as its factorization.

1303215511097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28350, while the sum is 38.

The spelling of 1303215511097 in words is "one trillion, three hundred three billion, two hundred fifteen million, five hundred eleven thousand, ninety-seven".