1204142 has 8 divisors (see below), whose sum is σ = 1884816. Its totient is φ = 575872.

The previous prime is 1204141. The next prime is 1204153. The reversal of 1204142 is 2414021.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13043 + ... + 13134.

It is an arithmetic number, because the mean of its divisors is an integer number (235602).

2^1204142 is an apocalyptic number.

1204142 is a deficient number, since it is larger than the sum of its proper divisors (680674).

1204142 is a wasteful number, since it uses less digits than its factorization.

1204142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26202.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1204142 is about 1097.3340421221. The cubic root of 1204142 is about 106.3879812870.

Adding to 1204142 its reverse (2414021), we get a palindrome (3618163).

The spelling of 1204142 in words is "one million, two hundred four thousand, one hundred forty-two".