1105103047 has 2 divisors, whose sum is σ = 1105103048. Its totient is φ = 1105103046.

The previous prime is 1105103009. The next prime is 1105103089. The reversal of 1105103047 is 7403015011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105103047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1105103347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552551523 + 552551524.

It is an arithmetic number, because the mean of its divisors is an integer number (552551524).

Almost surely, 2^1105103047 is an apocalyptic number.

1105103047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105103047 is an equidigital number, since it uses as much as digits as its factorization.

1105103047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 1105103047 is about 33243.0902143588. The cubic root of 1105103047 is about 1033.8739484585.

Adding to 1105103047 its reverse (7403015011), we get a palindrome (8508118058).

The spelling of 1105103047 in words is "one billion, one hundred five million, one hundred three thousand, forty-seven".