1242134 has 8 divisors (see below), whose sum is σ = 1870128. Its totient is φ = 618760.

The previous prime is 1242121. The next prime is 1242151. The reversal of 1242134 is 4312421.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377 + ... + 1620.

It is an arithmetic number, because the mean of its divisors is an integer number (233766).

2^1242134 is an apocalyptic number.

1242134 is a deficient number, since it is larger than the sum of its proper divisors (627994).

1242134 is a wasteful number, since it uses less digits than its factorization.

1242134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310.

The product of its digits is 192, while the sum is 17.

The square root of 1242134 is about 1114.5106549513. The cubic root of 1242134 is about 107.4953017597.

Adding to 1242134 its reverse (4312421), we get a palindrome (5554555).

The spelling of 1242134 in words is "one million, two hundred forty-two thousand, one hundred thirty-four".