1103331984749 has 2 divisors, whose sum is σ = 1103331984750. Its totient is φ = 1103331984748.

The previous prime is 1103331984743. The next prime is 1103331984787. The reversal of 1103331984749 is 9474891333011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 727109227849 + 376222756900 = 852707^2 + 613370^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103331984749 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1103331984749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103331984743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551665992374 + 551665992375.

It is an arithmetic number, because the mean of its divisors is an integer number (551665992375).

Almost surely, 2^{1103331984749} is an apocalyptic number.

It is an amenable number.

1103331984749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103331984749 is an equidigital number, since it uses as much as digits as its factorization.

1103331984749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 53.

The spelling of 1103331984749 in words is "one trillion, one hundred three billion, three hundred thirty-one million, nine hundred eighty-four thousand, seven hundred forty-nine".