1101103247 has 2 divisors, whose sum is σ = 1101103248. Its totient is φ = 1101103246.

The previous prime is 1101103217. The next prime is 1101103261. The reversal of 1101103247 is 7423011011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1101103247 - 2¹⁴ = 1101086863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101103217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550551623 + 550551624.

It is an arithmetic number, because the mean of its divisors is an integer number (550551624).

Almost surely, 2^1101103247 is an apocalyptic number.

1101103247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101103247 is an equidigital number, since it uses as much as digits as its factorization.

1101103247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 1101103247 is about 33182.8758096703. The cubic root of 1101103247 is about 1032.6251092176.

Adding to 1101103247 its reverse (7423011011), we get a palindrome (8524114258).

It can be divided in two parts, 110110 and 3247, that multiplied together give a triangular number (357527170 = T₂₆₇₄₀).

The spelling of 1101103247 in words is "one billion, one hundred one million, one hundred three thousand, two hundred forty-seven".