1238134 has 4 divisors (see below), whose sum is σ = 1857204. Its totient is φ = 619066.

The previous prime is 1238129. The next prime is 1238137. The reversal of 1238134 is 4318321.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1238137) 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 as a sum of consecutive naturals, namely, 309532 + ... + 309535.

It is an arithmetic number, because the mean of its divisors is an integer number (464301).

2^1238134 is an apocalyptic number.

1238134 is a deficient number, since it is larger than the sum of its proper divisors (619070).

1238134 is an equidigital number, since it uses as much as digits as its factorization.

1238134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619069.

The product of its digits is 576, while the sum is 22.

The square root of 1238134 is about 1112.7146983841. The cubic root of 1238134 is about 107.3797899106.

The spelling of 1238134 in words is "one million, two hundred thirty-eight thousand, one hundred thirty-four".