1161101 has 2 divisors, whose sum is σ = 1161102. Its totient is φ = 1161100.

The previous prime is 1161091. The next prime is 1161107. The reversal of 1161101 is 1011611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1155625 + 5476 = 1075^2 + 74^2 .

It is a cyclic number.

It is not a de Polignac number, because 1161101 - 2⁶ = 1161037 is a prime.

It is a Chen prime.

It is equal to p₉₀₁₁₀ and since 1161101 and 90110 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1161107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580550 + 580551.

It is an arithmetic number, because the mean of its divisors is an integer number (580551).

2^1161101 is an apocalyptic number.

It is an amenable number.

1161101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1161101 is an equidigital number, since it uses as much as digits as its factorization.

1161101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1161101 is about 1077.5439666204. The cubic root of 1161101 is about 105.1049894683.

Adding to 1161101 its reverse (1011611), we get a palindrome (2172712).

The spelling of 1161101 in words is "one million, one hundred sixty-one thousand, one hundred one".