1093338949 has 2 divisors, whose sum is σ = 1093338950. Its totient is φ = 1093338948.

The previous prime is 1093338943. The next prime is 1093338959. The reversal of 1093338949 is 9498333901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1090188324 + 3150625 = 33018^2 + 1775^2 .

It is a cyclic number.

It is not a de Polignac number, because 1093338949 - 2¹⁹ = 1092814661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1093338943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 546669474 + 546669475.

It is an arithmetic number, because the mean of its divisors is an integer number (546669475).

Almost surely, 2^1093338949 is an apocalyptic number.

It is an amenable number.

1093338949 is a deficient number, since it is larger than the sum of its proper divisors (1).

1093338949 is an equidigital number, since it uses as much as digits as its factorization.

1093338949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 629856, while the sum is 49.

The square root of 1093338949 is about 33065.6762973329. The cubic root of 1093338949 is about 1030.1922376602.

The spelling of 1093338949 in words is "one billion, ninety-three million, three hundred thirty-eight thousand, nine hundred forty-nine".