1141205663146 has 4 divisors (see below), whose sum is σ = 1711808494722. Its totient is φ = 570602831572.

The previous prime is 1141205663123. The next prime is 1141205663173. The reversal of 1141205663146 is 6413665021411.

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., 809170412521 + 332035250625 = 899539^2 + 576225^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1141205663099 and 1141205663108.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285301415785 + ... + 285301415788.

Almost surely, 2^{1141205663146} is an apocalyptic number.

1141205663146 is a deficient number, since it is larger than the sum of its proper divisors (570602831576).

1141205663146 is an equidigital number, since it uses as much as digits as its factorization.

1141205663146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570602831575.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 1141205663146 in words is "one trillion, one hundred forty-one billion, two hundred five million, six hundred sixty-three thousand, one hundred forty-six".