1144451161277 has 2 divisors, whose sum is σ = 1144451161278. Its totient is φ = 1144451161276.

The previous prime is 1144451161241. The next prime is 1144451161297. The reversal of 1144451161277 is 7721611544411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1089913032121 + 54538129156 = 1043989^2 + 233534^2 .

It is a cyclic number.

It is not a de Polignac number, because 1144451161277 - 2¹² = 1144451157181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144451161297) 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, 572225580638 + 572225580639.

It is an arithmetic number, because the mean of its divisors is an integer number (572225580639).

Almost surely, 2^{1144451161277} is an apocalyptic number.

It is an amenable number.

1144451161277 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144451161277 is an equidigital number, since it uses as much as digits as its factorization.

1144451161277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 188160, while the sum is 44.

The spelling of 1144451161277 in words is "one trillion, one hundred forty-four billion, four hundred fifty-one million, one hundred sixty-one thousand, two hundred seventy-seven".