1161143125411 has 8 divisors (see below), whose sum is σ = 1163577580704. Its totient is φ = 1158709171200.

The previous prime is 1161143125361. The next prime is 1161143125427. The reversal of 1161143125411 is 1145213411611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1161143125411 - 2⁹ = 1161143124899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1161143125211) 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 7 ways as a sum of consecutive naturals, for example, 4709085 + ... + 4949521.

It is an arithmetic number, because the mean of its divisors is an integer number (145447197588).

Almost surely, 2^{1161143125411} is an apocalyptic number.

1161143125411 is a deficient number, since it is larger than the sum of its proper divisors (2434455293).

1161143125411 is an equidigital number, since it uses as much as digits as its factorization.

1161143125411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250541.

The product of its digits is 2880, while the sum is 31.

The spelling of 1161143125411 in words is "one trillion, one hundred sixty-one billion, one hundred forty-three million, one hundred twenty-five thousand, four hundred eleven".