11454100446989 has 2 divisors, whose sum is σ = 11454100446990. Its totient is φ = 11454100446988.

The previous prime is 11454100446967. The next prime is 11454100446991. The reversal of 11454100446989 is 98964400145411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7487430724489 + 3966669722500 = 2736317^2 + 1991650^2 .

It is a cyclic number.

It is not a de Polignac number, because 11454100446989 - 2²⁸ = 11453832011533 is a prime.

It is a super-2 number, since 2×11454100446989² (a number of 27 digits) contains 22 as substring.

Together with 11454100446991, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11454100406989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5727050223494 + 5727050223495.

It is an arithmetic number, because the mean of its divisors is an integer number (5727050223495).

Almost surely, 2^{11454100446989} is an apocalyptic number.

It is an amenable number.

11454100446989 is a deficient number, since it is larger than the sum of its proper divisors (1).

11454100446989 is an equidigital number, since it uses as much as digits as its factorization.

11454100446989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4976640, while the sum is 56.

The spelling of 11454100446989 in words is "eleven trillion, four hundred fifty-four billion, one hundred million, four hundred forty-six thousand, nine hundred eighty-nine".