11611097 has 2 divisors, whose sum is σ = 11611098. Its totient is φ = 11611096.

The previous prime is 11611091. The next prime is 11611121. The reversal of 11611097 is 79011611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9709456 + 1901641 = 3116^2 + 1379^2 .

It is a cyclic number.

It is not a de Polignac number, because 11611097 - 2¹⁰ = 11610073 is a prime.

It is a Chen prime.

It is equal to p₇₆₄₁₈₀ and since 11611097 and 764180 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (11611091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5805548 + 5805549.

It is an arithmetic number, because the mean of its divisors is an integer number (5805549).

Almost surely, 2^11611097 is an apocalyptic number.

It is an amenable number.

11611097 is a deficient number, since it is larger than the sum of its proper divisors (1).

11611097 is an equidigital number, since it uses as much as digits as its factorization.

11611097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 26.

The square root of 11611097 is about 3407.5059794518. The cubic root of 11611097 is about 226.4424009723.

The spelling of 11611097 in words is "eleven million, six hundred eleven thousand, ninety-seven".