11671273 has 2 divisors, whose sum is σ = 11671274. Its totient is φ = 11671272.

The previous prime is 11671267. The next prime is 11671307. The reversal of 11671273 is 37217611.

11671273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10445824 + 1225449 = 3232^2 + 1107^2 .

It is a cyclic number.

It is not a de Polignac number, because 11671273 - 2⁵ = 11671241 is a prime.

It is a super-2 number, since 2×11671273² = 272437226881058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11671573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5835636 + 5835637.

It is an arithmetic number, because the mean of its divisors is an integer number (5835637).

Almost surely, 2^11671273 is an apocalyptic number.

It is an amenable number.

11671273 is a deficient number, since it is larger than the sum of its proper divisors (1).

11671273 is an equidigital number, since it uses as much as digits as its factorization.

11671273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1764, while the sum is 28.

The square root of 11671273 is about 3416.3244869304. The cubic root of 11671273 is about 226.8329160483.

Adding to 11671273 its reverse (37217611), we get a palindrome (48888884).

The spelling of 11671273 in words is "eleven million, six hundred seventy-one thousand, two hundred seventy-three".