1303253033987 has 2 divisors, whose sum is σ = 1303253033988. Its totient is φ = 1303253033986.

The previous prime is 1303253033933. The next prime is 1303253034079. The reversal of 1303253033987 is 7893303523031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1303253033987 - 2¹² = 1303253029891 is a prime.

It is not a weakly prime, because it can be changed into another prime (1303253039987) 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, 651626516993 + 651626516994.

It is an arithmetic number, because the mean of its divisors is an integer number (651626516994).

Almost surely, 2^{1303253033987} is an apocalyptic number.

1303253033987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303253033987 is an equidigital number, since it uses as much as digits as its factorization.

1303253033987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1224720, while the sum is 47.

The spelling of 1303253033987 in words is "one trillion, three hundred three billion, two hundred fifty-three million, thirty-three thousand, nine hundred eighty-seven".