1131151336646 has 8 divisors (see below), whose sum is σ = 1697027913360. Its totient is φ = 565475365528.

The previous prime is 1131151336607. The next prime is 1131151336673. The reversal of 1131151336646 is 6466331511311.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50137301 + ... + 50159856.

It is an arithmetic number, because the mean of its divisors is an integer number (212128489170).

Almost surely, 2^{1131151336646} is an apocalyptic number.

1131151336646 is a deficient number, since it is larger than the sum of its proper divisors (565876576714).

1131151336646 is a wasteful number, since it uses less digits than its factorization.

1131151336646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100302798.

The product of its digits is 116640, while the sum is 41.

Adding to 1131151336646 its reverse (6466331511311), we get a palindrome (7597482847957).

The spelling of 1131151336646 in words is "one trillion, one hundred thirty-one billion, one hundred fifty-one million, three hundred thirty-six thousand, six hundred forty-six".