18041134 has 4 divisors (see below), whose sum is σ = 27061704. Its totient is φ = 9020566.

The previous prime is 18041099. The next prime is 18041159. The reversal of 18041134 is 43114081.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43114081 = 4591 ⋅9391.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 4510282 + ... + 4510285.

It is an arithmetic number, because the mean of its divisors is an integer number (6765426).

Almost surely, 2^18041134 is an apocalyptic number.

18041134 is a deficient number, since it is larger than the sum of its proper divisors (9020570).

18041134 is an equidigital number, since it uses as much as digits as its factorization.

18041134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9020569.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 18041134 is about 4247.4856091575. The cubic root of 18041134 is about 262.2736200945.

It can be divided in two parts, 180 and 41134, that added together give a palindrome (41314).

The spelling of 18041134 in words is "eighteen million, forty-one thousand, one hundred thirty-four".