1404044142 has 8 divisors (see below), whose sum is σ = 2808088296. Its totient is φ = 468014712.

The previous prime is 1404044141. The next prime is 1404044167. The reversal of 1404044142 is 2414404041.

It is a happy number.

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

1404044142 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404044141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117003673 + ... + 117003684.

It is an arithmetic number, because the mean of its divisors is an integer number (351011037).

Almost surely, 2^1404044142 is an apocalyptic number.

1404044142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1404044142 is a wasteful number, since it uses less digits than its factorization.

1404044142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234007362.

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 1404044142 is about 37470.5770171744. The cubic root of 1404044142 is about 1119.7650820011.

Adding to 1404044142 its reverse (2414404041), we get a palindrome (3818448183).

The spelling of 1404044142 in words is "one billion, four hundred four million, forty-four thousand, one hundred forty-two".