1161440133452 has 12 divisors (see below), whose sum is σ = 2032540825560. Its totient is φ = 580714183296.

The previous prime is 1161440133443. The next prime is 1161440133457. The reversal of 1161440133452 is 2543310441611.

It is not an unprimeable number, because it can be changed into a prime (1161440133457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1010693 + ... + 1828764.

It is an arithmetic number, because the mean of its divisors is an integer number (169378402130).

Almost surely, 2^{1161440133452} is an apocalyptic number.

It is an amenable number.

1161440133452 is a deficient number, since it is larger than the sum of its proper divisors (871100692108).

1161440133452 is a wasteful number, since it uses less digits than its factorization.

1161440133452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2941720 (or 2941718 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 1161440133452 in words is "one trillion, one hundred sixty-one billion, four hundred forty million, one hundred thirty-three thousand, four hundred fifty-two".