1114209949 has 2 divisors, whose sum is σ = 1114209950. Its totient is φ = 1114209948.

The previous prime is 1114209947. The next prime is 1114209959. The reversal of 1114209949 is 9499024111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 755865049 + 358344900 = 27493^2 + 18930^2 .

It is an emirp because it is prime and its reverse (9499024111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1114209949 - 2¹ = 1114209947 is a prime.

Together with 1114209947, 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 (1114209947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557104974 + 557104975.

It is an arithmetic number, because the mean of its divisors is an integer number (557104975).

Almost surely, 2^1114209949 is an apocalyptic number.

It is an amenable number.

1114209949 is a deficient number, since it is larger than the sum of its proper divisors (1).

1114209949 is an equidigital number, since it uses as much as digits as its factorization.

1114209949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 1114209949 is about 33379.7835373449. The cubic root of 1114209949 is about 1036.7061558739.

The spelling of 1114209949 in words is "one billion, one hundred fourteen million, two hundred nine thousand, nine hundred forty-nine".