1146045662621 has 2 divisors, whose sum is σ = 1146045662622. Its totient is φ = 1146045662620.

The previous prime is 1146045662603. The next prime is 1146045662633. The reversal of 1146045662621 is 1262665406411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 812181266521 + 333864396100 = 901211^2 + 577810^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1146045662621 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1146045662681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573022831310 + 573022831311.

It is an arithmetic number, because the mean of its divisors is an integer number (573022831311).

Almost surely, 2^{1146045662621} is an apocalyptic number.

It is an amenable number.

1146045662621 is a deficient number, since it is larger than the sum of its proper divisors (1).

1146045662621 is an equidigital number, since it uses as much as digits as its factorization.

1146045662621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 1146045662621 in words is "one trillion, one hundred forty-six billion, forty-five million, six hundred sixty-two thousand, six hundred twenty-one".