1404053 has 4 divisors (see below), whose sum is σ = 1604640. Its totient is φ = 1203468.

The previous prime is 1403981. The next prime is 1404059. The reversal of 1404053 is 3504041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3504041 = 29 ⋅120829.

It is not a de Polignac number, because 1404053 - 2¹⁴ = 1387669 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404059) 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 in 3 ways as a sum of consecutive naturals, for example, 100283 + ... + 100296.

It is an arithmetic number, because the mean of its divisors is an integer number (401160).

2^1404053 is an apocalyptic number.

It is an amenable number.

1404053 is a deficient number, since it is larger than the sum of its proper divisors (200587).

1404053 is an equidigital number, since it uses as much as digits as its factorization.

1404053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200586.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 1404053 is about 1184.9274239379. The cubic root of 1404053 is about 111.9767436832.

Adding to 1404053 its reverse (3504041), we get a palindrome (4908094).

The spelling of 1404053 in words is "one million, four hundred four thousand, fifty-three".