1101102049 has 2 divisors, whose sum is σ = 1101102050. Its totient is φ = 1101102048.

The previous prime is 1101101993. The next prime is 1101102127. The reversal of 1101102049 is 9402011011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 921729600 + 179372449 = 30360^2 + 13393^2 .

It is an emirp because it is prime and its reverse (9402011011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101102049 - 2¹³ = 1101093857 is a prime.

It is not a weakly prime, because it can be changed into another prime (1101102449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550551024 + 550551025.

It is an arithmetic number, because the mean of its divisors is an integer number (550551025).

Almost surely, 2^1101102049 is an apocalyptic number.

It is an amenable number.

1101102049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101102049 is an equidigital number, since it uses as much as digits as its factorization.

1101102049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 1101102049 is about 33182.8577581859. The cubic root of 1101102049 is about 1032.6247347188.

The spelling of 1101102049 in words is "one billion, one hundred one million, one hundred two thousand, forty-nine".