1106385949 has 2 divisors, whose sum is σ = 1106385950. Its totient is φ = 1106385948.

The previous prime is 1106385947. The next prime is 1106385961. The reversal of 1106385949 is 9495836011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1005524100 + 100861849 = 31710^2 + 10043^2 .

It is a cyclic number.

It is not a de Polignac number, because 1106385949 - 2¹ = 1106385947 is a prime.

Together with 1106385947, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1106385899 and 1106385908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1106385947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553192974 + 553192975.

It is an arithmetic number, because the mean of its divisors is an integer number (553192975).

Almost surely, 2^1106385949 is an apocalyptic number.

It is an amenable number.

1106385949 is a deficient number, since it is larger than the sum of its proper divisors (1).

1106385949 is an equidigital number, since it uses as much as digits as its factorization.

1106385949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 46.

The square root of 1106385949 is about 33262.3803868575. The cubic root of 1106385949 is about 1034.2738647193.

The spelling of 1106385949 in words is "one billion, one hundred six million, three hundred eighty-five thousand, nine hundred forty-nine".