1404031312343 has 8 divisors (see below), whose sum is σ = 1554531277440. Its totient is φ = 1257341473080.

The previous prime is 1404031312309. The next prime is 1404031312351. The reversal of 1404031312343 is 3432131304041.

It is a happy number.

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

It is not a de Polignac number, because 1404031312343 - 2⁶ = 1404031312279 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 (1404031311343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 952530683 + ... + 952532156.

It is an arithmetic number, because the mean of its divisors is an integer number (194316409680).

Almost surely, 2^{1404031312343} is an apocalyptic number.

1404031312343 is a deficient number, since it is larger than the sum of its proper divisors (150499965097).

1404031312343 is a wasteful number, since it uses less digits than its factorization.

1404031312343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1905062917.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 1404031312343 its reverse (3432131304041), we get a palindrome (4836162616384).

The spelling of 1404031312343 in words is "one trillion, four hundred four billion, thirty-one million, three hundred twelve thousand, three hundred forty-three".