11527873 has 4 divisors (see below), whose sum is σ = 13174720. Its totient is φ = 9881028.

The previous prime is 11527861. The next prime is 11527897. The reversal of 11527873 is 37872511.

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: 37872511 = 1409 ⋅26879.

It is a cyclic number.

It is not a de Polignac number, because 11527873 - 2²¹ = 9430721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11527823) 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, 823413 + ... + 823426.

It is an arithmetic number, because the mean of its divisors is an integer number (3293680).

Almost surely, 2^11527873 is an apocalyptic number.

It is an amenable number.

11527873 is a deficient number, since it is larger than the sum of its proper divisors (1646847).

11527873 is an equidigital number, since it uses as much as digits as its factorization.

11527873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646846.

The product of its digits is 11760, while the sum is 34.

The square root of 11527873 is about 3395.2721540401. The cubic root of 11527873 is about 225.9000850532.

It can be divided in two parts, 1152 and 7873, that added together give a square (9025 = 95²).

The spelling of 11527873 in words is "eleven million, five hundred twenty-seven thousand, eight hundred seventy-three".