1143120607777 has 2 divisors, whose sum is σ = 1143120607778. Its totient is φ = 1143120607776.

The previous prime is 1143120607729. The next prime is 1143120607789. The reversal of 1143120607777 is 7777060213411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 660552809536 + 482567798241 = 812744^2 + 694671^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143120607777 - 2³⁵ = 1108760869409 is a prime.

It is not a weakly prime, because it can be changed into another prime (1143120607477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571560303888 + 571560303889.

It is an arithmetic number, because the mean of its divisors is an integer number (571560303889).

Almost surely, 2^{1143120607777} is an apocalyptic number.

It is an amenable number.

1143120607777 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143120607777 is an equidigital number, since it uses as much as digits as its factorization.

1143120607777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 345744, while the sum is 46.

The spelling of 1143120607777 in words is "one trillion, one hundred forty-three billion, one hundred twenty million, six hundred seven thousand, seven hundred seventy-seven".