1144297852777 has 2 divisors, whose sum is σ = 1144297852778. Its totient is φ = 1144297852776.

The previous prime is 1144297852771. The next prime is 1144297852837. The reversal of 1144297852777 is 7772587924411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 675591939136 + 468705913641 = 821944^2 + 684621^2 .

It is a cyclic number.

It is not a de Polignac number, because 1144297852777 - 2³ = 1144297852769 is a prime.

It is a super-2 number, since 2×1144297852777² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1144297852771) 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, 572148926388 + 572148926389.

It is an arithmetic number, because the mean of its divisors is an integer number (572148926389).

Almost surely, 2^{1144297852777} is an apocalyptic number.

It is an amenable number.

1144297852777 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144297852777 is an equidigital number, since it uses as much as digits as its factorization.

1144297852777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55319040, while the sum is 64.

The spelling of 1144297852777 in words is "one trillion, one hundred forty-four billion, two hundred ninety-seven million, eight hundred fifty-two thousand, seven hundred seventy-seven".