1162728951827 has 2 divisors, whose sum is σ = 1162728951828. Its totient is φ = 1162728951826.

The previous prime is 1162728951809. The next prime is 1162728951829. The reversal of 1162728951827 is 7281598272611.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1162728951827 is a prime.

Together with 1162728951829, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1162728951829) 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 as a sum of consecutive naturals, namely, 581364475913 + 581364475914.

It is an arithmetic number, because the mean of its divisors is an integer number (581364475914).

Almost surely, 2^{1162728951827} is an apocalyptic number.

1162728951827 is a deficient number, since it is larger than the sum of its proper divisors (1).

1162728951827 is an equidigital number, since it uses as much as digits as its factorization.

1162728951827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6773760, while the sum is 59.

The spelling of 1162728951827 in words is "one trillion, one hundred sixty-two billion, seven hundred twenty-eight million, nine hundred fifty-one thousand, eight hundred twenty-seven".