1418138 has 8 divisors (see below), whose sum is σ = 2153088. Its totient is φ = 700444.

The previous prime is 1418119. The next prime is 1418147. The reversal of 1418138 is 8318141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1418138² = 4022230774088, which contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 4106 + ... + 4437.

It is an arithmetic number, because the mean of its divisors is an integer number (269136).

2^1418138 is an apocalyptic number.

1418138 is a deficient number, since it is larger than the sum of its proper divisors (734950).

1418138 is an equidigital number, since it uses as much as digits as its factorization.

1418138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8628.

The product of its digits is 768, while the sum is 26.

The square root of 1418138 is about 1190.8559946526. The cubic root of 1418138 is about 112.3499365453.

The spelling of 1418138 in words is "one million, four hundred eighteen thousand, one hundred thirty-eight".