1404061423 has 4 divisors (see below), whose sum is σ = 1423837008. Its totient is φ = 1384285840.

The previous prime is 1404061403. The next prime is 1404061453. The reversal of 1404061423 is 3241604041.

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

It is a cyclic number.

It is not a de Polignac number, because 1404061423 - 2¹⁷ = 1403930351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404061403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9887686 + ... + 9887827.

It is an arithmetic number, because the mean of its divisors is an integer number (355959252).

Almost surely, 2^1404061423 is an apocalyptic number.

1404061423 is a deficient number, since it is larger than the sum of its proper divisors (19775585).

1404061423 is an equidigital number, since it uses as much as digits as its factorization.

1404061423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19775584.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1404061423 is about 37470.8076107254. The cubic root of 1404061423 is about 1119.7696760117.

Adding to 1404061423 its reverse (3241604041), we get a palindrome (4645665464).

The spelling of 1404061423 in words is "one billion, four hundred four million, sixty-one thousand, four hundred twenty-three".