1161665083 has 2 divisors, whose sum is σ = 1161665084. Its totient is φ = 1161665082.

The previous prime is 1161665051. The next prime is 1161665119. The reversal of 1161665083 is 3805661611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1161665083 - 2⁵ = 1161665051 is a prime.

It is a super-2 number, since 2×1161665083² = 2698931530122793778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1161665023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580832541 + 580832542.

It is an arithmetic number, because the mean of its divisors is an integer number (580832542).

Almost surely, 2^1161665083 is an apocalyptic number.

1161665083 is a deficient number, since it is larger than the sum of its proper divisors (1).

1161665083 is an equidigital number, since it uses as much as digits as its factorization.

1161665083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 1161665083 is about 34083.2082263393. The cubic root of 1161665083 is about 1051.2200732157.

The spelling of 1161665083 in words is "one billion, one hundred sixty-one million, six hundred sixty-five thousand, eighty-three".