1351166911 has 2 divisors, whose sum is σ = 1351166912. Its totient is φ = 1351166910.

The previous prime is 1351166909. The next prime is 1351166917. The reversal of 1351166911 is 1196611531.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1196611531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1351166911 - 2¹ = 1351166909 is a prime.

Together with 1351166909, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351166917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675583455 + 675583456.

It is an arithmetic number, because the mean of its divisors is an integer number (675583456).

Almost surely, 2^1351166911 is an apocalyptic number.

1351166911 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351166911 is an equidigital number, since it uses as much as digits as its factorization.

1351166911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 34.

The square root of 1351166911 is about 36758.2223590859. Note that the first 3 decimals coincide. The cubic root of 1351166911 is about 1105.5277976542.

The spelling of 1351166911 in words is "one billion, three hundred fifty-one million, one hundred sixty-six thousand, nine hundred eleven".