1083415561 has 2 divisors, whose sum is σ = 1083415562. Its totient is φ = 1083415560.

The previous prime is 1083415513. The next prime is 1083415577. The reversal of 1083415561 is 1655143801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1078728336 + 4687225 = 32844^2 + 2165^2 .

It is a cyclic number.

It is not a de Polignac number, because 1083415561 - 2⁷ = 1083415433 is a prime.

It is not a weakly prime, because it can be changed into another prime (1083415061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541707780 + 541707781.

It is an arithmetic number, because the mean of its divisors is an integer number (541707781).

Almost surely, 2^1083415561 is an apocalyptic number.

It is an amenable number.

1083415561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1083415561 is an equidigital number, since it uses as much as digits as its factorization.

1083415561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 1083415561 is about 32915.2785344435. The cubic root of 1083415561 is about 1027.0660089227.

The spelling of 1083415561 in words is "one billion, eighty-three million, four hundred fifteen thousand, five hundred sixty-one".