11538027 has 12 divisors (see below), whose sum is σ = 17241120. Its totient is φ = 7426608.

The previous prime is 11538017. The next prime is 11538031. The reversal of 11538027 is 72083511.

It is not a de Polignac number, because 11538027 - 2⁶ = 11537963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11538017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21843 + ... + 22364.

It is an arithmetic number, because the mean of its divisors is an integer number (1436760).

Almost surely, 2^11538027 is an apocalyptic number.

11538027 is a deficient number, since it is larger than the sum of its proper divisors (5703093).

11538027 is a wasteful number, since it uses less digits than its factorization.

11538027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44242 (or 44239 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 11538027 is about 3396.7671395019. The cubic root of 11538027 is about 225.9663914834.

It can be divided in two parts, 1153 and 8027, that added together give a triangular number (9180 = T₁₃₅).

The spelling of 11538027 in words is "eleven million, five hundred thirty-eight thousand, twenty-seven".