1244103401963 has 2 divisors, whose sum is σ = 1244103401964. Its totient is φ = 1244103401962.

The previous prime is 1244103401939. The next prime is 1244103402023. The reversal of 1244103401963 is 3691043014421.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1244103401963 - 2³⁰ = 1243029660139 is a prime.

It is not a weakly prime, because it can be changed into another prime (1244103001963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622051700981 + 622051700982.

It is an arithmetic number, because the mean of its divisors is an integer number (622051700982).

Almost surely, 2^{1244103401963} is an apocalyptic number.

1244103401963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244103401963 is an equidigital number, since it uses as much as digits as its factorization.

1244103401963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 1244103401963 in words is "one trillion, two hundred forty-four billion, one hundred three million, four hundred one thousand, nine hundred sixty-three".