1101232169 has 2 divisors, whose sum is σ = 1101232170. Its totient is φ = 1101232168.

The previous prime is 1101232163. The next prime is 1101232177. The reversal of 1101232169 is 9612321011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 799758400 + 301473769 = 28280^2 + 17363^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101232169 is a prime.

It is a super-3 number, since 3×1101232169³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1101232163) 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, 550616084 + 550616085.

It is an arithmetic number, because the mean of its divisors is an integer number (550616085).

Almost surely, 2^1101232169 is an apocalyptic number.

It is an amenable number.

1101232169 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101232169 is an equidigital number, since it uses as much as digits as its factorization.

1101232169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 1101232169 is about 33184.8183511678. The cubic root of 1101232169 is about 1032.6654090712.

The spelling of 1101232169 in words is "one billion, one hundred one million, two hundred thirty-two thousand, one hundred sixty-nine".