1146297755861 has 2 divisors, whose sum is σ = 1146297755862. Its totient is φ = 1146297755860.

The previous prime is 1146297755851. The next prime is 1146297755879. The reversal of 1146297755861 is 1685577926411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 741159140836 + 405138615025 = 860906^2 + 636505^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1146297755861 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1146297755794 and 1146297755803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1146297755851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573148877930 + 573148877931.

It is an arithmetic number, because the mean of its divisors is an integer number (573148877931).

Almost surely, 2^{1146297755861} is an apocalyptic number.

It is an amenable number.

1146297755861 is a deficient number, since it is larger than the sum of its proper divisors (1).

1146297755861 is an equidigital number, since it uses as much as digits as its factorization.

1146297755861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25401600, while the sum is 62.

The spelling of 1146297755861 in words is "one trillion, one hundred forty-six billion, two hundred ninety-seven million, seven hundred fifty-five thousand, eight hundred sixty-one".