1404022032431 has 4 divisors (see below), whose sum is σ = 1406881548264. Its totient is φ = 1401162516600.

The previous prime is 1404022032407. The next prime is 1404022032443. The reversal of 1404022032431 is 1342302204041.

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 1404022032431 - 2²² = 1404017838127 is a prime.

It is a super-2 number, since 2×1404022032431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1404022032431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404022032451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1429757180 + ... + 1429758161.

It is an arithmetic number, because the mean of its divisors is an integer number (351720387066).

Almost surely, 2^{1404022032431} is an apocalyptic number.

1404022032431 is a deficient number, since it is larger than the sum of its proper divisors (2859515833).

1404022032431 is an equidigital number, since it uses as much as digits as its factorization.

1404022032431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859515832.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1404022032431 its reverse (1342302204041), we get a palindrome (2746324236472).

The spelling of 1404022032431 in words is "one trillion, four hundred four billion, twenty-two million, thirty-two thousand, four hundred thirty-one".