1082900993 has 2 divisors, whose sum is σ = 1082900994. Its totient is φ = 1082900992.

The previous prime is 1082900983. The next prime is 1082901007. The reversal of 1082900993 is 3990092801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 969201424 + 113699569 = 31132^2 + 10663^2 .

It is a cyclic number.

It is not a de Polignac number, because 1082900993 - 2¹² = 1082896897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1082900993.

It is not a weakly prime, because it can be changed into another prime (1082900983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541450496 + 541450497.

It is an arithmetic number, because the mean of its divisors is an integer number (541450497).

Almost surely, 2^1082900993 is an apocalyptic number.

It is an amenable number.

1082900993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1082900993 is an equidigital number, since it uses as much as digits as its factorization.

1082900993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 1082900993 is about 32907.4610536881. The cubic root of 1082900993 is about 1026.9033815762.

The spelling of 1082900993 in words is "one billion, eighty-two million, nine hundred thousand, nine hundred ninety-three".