1236950319103 has 2 divisors, whose sum is σ = 1236950319104. Its totient is φ = 1236950319102.

The previous prime is 1236950319083. The next prime is 1236950319133. The reversal of 1236950319103 is 3019130596321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1236950319103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1236950319103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1236950319133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (37) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 618475159551 + 618475159552.

It is an arithmetic number, because the mean of its divisors is an integer number (618475159552).

Almost surely, 2^{1236950319103} is an apocalyptic number.

1236950319103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1236950319103 is an equidigital number, since it uses as much as digits as its factorization.

1236950319103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 131220, while the sum is 43.

The spelling of 1236950319103 in words is "one trillion, two hundred thirty-six billion, nine hundred fifty million, three hundred nineteen thousand, one hundred three".