1141161664 has 14 divisors (see below), whose sum is σ = 2264492804. Its totient is φ = 570580800.

The previous prime is 1141161661. The next prime is 1141161683. The reversal of 1141161664 is 4661611411.

It is not an unprimeable number, because it can be changed into a prime (1141161661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8915262 + ... + 8915389.

It is an arithmetic number, because the mean of its divisors is an integer number (161749486).

Almost surely, 2^1141161664 is an apocalyptic number.

It is an amenable number.

1141161664 is a deficient number, since it is larger than the sum of its proper divisors (1123331140).

1141161664 is an equidigital number, since it uses as much as digits as its factorization.

1141161664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17830663 (or 17830653 counting only the distinct ones).

The product of its digits is 3456, while the sum is 31.

The square root of 1141161664 is about 33781.0844112500. The cubic root of 1141161664 is about 1044.9986383078.

The spelling of 1141161664 in words is "one billion, one hundred forty-one million, one hundred sixty-one thousand, six hundred sixty-four".