1161520442366 has 8 divisors (see below), whose sum is σ = 1742621834280. Its totient is φ = 580646497608.

The previous prime is 1161520442297. The next prime is 1161520442371. The reversal of 1161520442366 is 6632440251611.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56849021 + ... + 56869448.

It is an arithmetic number, because the mean of its divisors is an integer number (217827729285).

Almost surely, 2^{1161520442366} is an apocalyptic number.

1161520442366 is a deficient number, since it is larger than the sum of its proper divisors (581101391914).

1161520442366 is a wasteful number, since it uses less digits than its factorization.

1161520442366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113723578.

The product of its (nonzero) digits is 207360, while the sum is 41.

Adding to 1161520442366 its reverse (6632440251611), we get a palindrome (7793960693977).

The spelling of 1161520442366 in words is "one trillion, one hundred sixty-one billion, five hundred twenty million, four hundred forty-two thousand, three hundred sixty-six".