1082816641 has 2 divisors, whose sum is σ = 1082816642. Its totient is φ = 1082816640.

The previous prime is 1082816633. The next prime is 1082816663. The reversal of 1082816641 is 1466182801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1067917041 + 14899600 = 32679^2 + 3860^2 .

It is a cyclic number.

It is not a de Polignac number, because 1082816641 - 2³ = 1082816633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1082816641.

It is not a weakly prime, because it can be changed into another prime (1082816611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541408320 + 541408321.

It is an arithmetic number, because the mean of its divisors is an integer number (541408321).

Almost surely, 2^1082816641 is an apocalyptic number.

It is an amenable number.

1082816641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1082816641 is an equidigital number, since it uses as much as digits as its factorization.

1082816641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 37.

The square root of 1082816641 is about 32906.1793740932. The cubic root of 1082816641 is about 1026.8767175186.

The spelling of 1082816641 in words is "one billion, eighty-two million, eight hundred sixteen thousand, six hundred forty-one".