1132121686551 has 8 divisors (see below), whose sum is σ = 1510666646640. Its totient is φ = 754162258752.

The previous prime is 1132121686541. The next prime is 1132121686607. The reversal of 1132121686551 is 1556861212311.

It is a happy number.

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

It is not a de Polignac number, because 1132121686551 - 2⁹ = 1132121686039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132121686541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146378560 + ... + 146386293.

It is an arithmetic number, because the mean of its divisors is an integer number (188833330830).

Almost surely, 2^{1132121686551} is an apocalyptic number.

1132121686551 is a deficient number, since it is larger than the sum of its proper divisors (378544960089).

1132121686551 is a wasteful number, since it uses less digits than its factorization.

1132121686551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292766145.

The product of its digits is 86400, while the sum is 42.

Adding to 1132121686551 its reverse (1556861212311), we get a palindrome (2688982898862).

The spelling of 1132121686551 in words is "one trillion, one hundred thirty-two billion, one hundred twenty-one million, six hundred eighty-six thousand, five hundred fifty-one".