11403034320961 has 2 divisors, whose sum is σ = 11403034320962. Its totient is φ = 11403034320960.

The previous prime is 11403034320949. The next prime is 11403034321051. The reversal of 11403034320961 is 16902343030411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8679976592400 + 2723057728561 = 2946180^2 + 1650169^2 .

It is a cyclic number.

It is not a de Polignac number, because 11403034320961 - 2⁵ = 11403034320929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11403034320961.

It is not a weakly prime, because it can be changed into another prime (11403034320061) 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, 5701517160480 + 5701517160481.

It is an arithmetic number, because the mean of its divisors is an integer number (5701517160481).

Almost surely, 2^{11403034320961} is an apocalyptic number.

It is an amenable number.

11403034320961 is a deficient number, since it is larger than the sum of its proper divisors (1).

11403034320961 is an equidigital number, since it uses as much as digits as its factorization.

11403034320961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 11403034320961 in words is "eleven trillion, four hundred three billion, thirty-four million, three hundred twenty thousand, nine hundred sixty-one".