1106647662557 has 2 divisors, whose sum is σ = 1106647662558. Its totient is φ = 1106647662556.

The previous prime is 1106647662529. The next prime is 1106647662613. The reversal of 1106647662557 is 7552667466011.

It is an a-pointer prime, because the next prime (1106647662613) can be obtained adding 1106647662557 to its sum of digits (56).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 871993645636 + 234654016921 = 933806^2 + 484411^2 .

It is a cyclic number.

It is not a de Polignac number, because 1106647662557 - 2¹⁶ = 1106647597021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1106647682557) 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, 553323831278 + 553323831279.

It is an arithmetic number, because the mean of its divisors is an integer number (553323831279).

Almost surely, 2^{1106647662557} is an apocalyptic number.

It is an amenable number.

1106647662557 is a deficient number, since it is larger than the sum of its proper divisors (1).

1106647662557 is an equidigital number, since it uses as much as digits as its factorization.

1106647662557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12700800, while the sum is 56.

The spelling of 1106647662557 in words is "one trillion, one hundred six billion, six hundred forty-seven million, six hundred sixty-two thousand, five hundred fifty-seven".