1151185825822 has 4 divisors (see below), whose sum is σ = 1726778738736. Its totient is φ = 575592912910.

The previous prime is 1151185825817. The next prime is 1151185825861. The reversal of 1151185825822 is 2285285811511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287796456454 + ... + 287796456457.

It is an arithmetic number, because the mean of its divisors is an integer number (431694684684).

Almost surely, 2^{1151185825822} is an apocalyptic number.

1151185825822 is a deficient number, since it is larger than the sum of its proper divisors (575592912914).

1151185825822 is an equidigital number, since it uses as much as digits as its factorization.

1151185825822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575592912913.

The product of its digits is 512000, while the sum is 49.

The spelling of 1151185825822 in words is "one trillion, one hundred fifty-one billion, one hundred eighty-five million, eight hundred twenty-five thousand, eight hundred twenty-two".