1200116527 has 2 divisors, whose sum is σ = 1200116528. Its totient is φ = 1200116526.

The previous prime is 1200116509. The next prime is 1200116587. The reversal of 1200116527 is 7256110021.

It is a weak prime.

It is an emirp because it is prime and its reverse (7256110021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200116527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200116587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600058263 + 600058264.

It is an arithmetic number, because the mean of its divisors is an integer number (600058264).

Almost surely, 2^1200116527 is an apocalyptic number.

1200116527 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200116527 is an equidigital number, since it uses as much as digits as its factorization.

1200116527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 1200116527 is about 34642.6980329189. The cubic root of 1200116527 is about 1062.6929648513.

Adding to 1200116527 its reverse (7256110021), we get a palindrome (8456226548).

The spelling of 1200116527 in words is "one billion, two hundred million, one hundred sixteen thousand, five hundred twenty-seven".