11273273 has 4 divisors (see below), whose sum is σ = 12298128. Its totient is φ = 10248420.

The previous prime is 11273263. The next prime is 11273281. The reversal of 11273273 is 37237211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37237211 = 11 ⋅3385201.

It is a cyclic number.

It is not a de Polignac number, because 11273273 - 2⁶ = 11273209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11273203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512411 + ... + 512432.

It is an arithmetic number, because the mean of its divisors is an integer number (3074532).

Almost surely, 2^11273273 is an apocalyptic number.

It is an amenable number.

11273273 is a deficient number, since it is larger than the sum of its proper divisors (1024855).

11273273 is a wasteful number, since it uses less digits than its factorization.

11273273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024854.

The product of its digits is 1764, while the sum is 26.

The square root of 11273273 is about 3357.5695078434. The cubic root of 11273273 is about 224.2246430997.

It can be divided in two parts, 11 and 273273, that multiplied together give a palindrome (3006003).

The spelling of 11273273 in words is "eleven million, two hundred seventy-three thousand, two hundred seventy-three".