1082738309 has 2 divisors, whose sum is σ = 1082738310. Its totient is φ = 1082738308.

The previous prime is 1082738303. The next prime is 1082738329. The reversal of 1082738309 is 9038372801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 832149409 + 250588900 = 28847^2 + 15830^2 .

It is an emirp because it is prime and its reverse (9038372801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1082738309 - 2⁸ = 1082738053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1082738303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541369154 + 541369155.

It is an arithmetic number, because the mean of its divisors is an integer number (541369155).

Almost surely, 2^1082738309 is an apocalyptic number.

It is an amenable number.

1082738309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1082738309 is an equidigital number, since it uses as much as digits as its factorization.

1082738309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 1082738309 is about 32904.9891201927. The cubic root of 1082738309 is about 1026.8519551708.

The spelling of 1082738309 in words is "one billion, eighty-two million, seven hundred thirty-eight thousand, three hundred nine".