1121452177117 has 2 divisors, whose sum is σ = 1121452177118. Its totient is φ = 1121452177116.

The previous prime is 1121452176941. The next prime is 1121452177123. The reversal of 1121452177117 is 7117712541211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 746376772761 + 375075404356 = 863931^2 + 612434^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121452177117 - 2¹⁹ = 1121451652829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1121452177117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121452147117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560726088558 + 560726088559.

It is an arithmetic number, because the mean of its divisors is an integer number (560726088559).

Almost surely, 2^{1121452177117} is an apocalyptic number.

It is an amenable number.

1121452177117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121452177117 is an equidigital number, since it uses as much as digits as its factorization.

1121452177117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27440, while the sum is 40.

The spelling of 1121452177117 in words is "one trillion, one hundred twenty-one billion, four hundred fifty-two million, one hundred seventy-seven thousand, one hundred seventeen".