1120553485666 has 4 divisors (see below), whose sum is σ = 1680830228502. Its totient is φ = 560276742832.

The previous prime is 1120553485631. The next prime is 1120553485679. The reversal of 1120553485666 is 6665843550211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1068785860041 + 51767625625 = 1033821^2 + 227525^2 .

It is a super-2 number, since 2×1120553485666² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280138371415 + ... + 280138371418.

Almost surely, 2^{1120553485666} is an apocalyptic number.

1120553485666 is a deficient number, since it is larger than the sum of its proper divisors (560276742836).

1120553485666 is an equidigital number, since it uses as much as digits as its factorization.

1120553485666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560276742835.

The product of its (nonzero) digits is 5184000, while the sum is 52.

The spelling of 1120553485666 in words is "one trillion, one hundred twenty billion, five hundred fifty-three million, four hundred eighty-five thousand, six hundred sixty-six".