1404400141023 has 16 divisors (see below), whose sum is σ = 2042859916416. Its totient is φ = 851111569440.

The previous prime is 1404400141019. The next prime is 1404400141069. The reversal of 1404400141023 is 3201410044041.

It is not a de Polignac number, because 1404400141023 - 2² = 1404400141019 is a prime.

It is a super-2 number, since 2×1404400141023² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1404400140984 and 1404400141002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404400141223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280765 + ... + 1699302.

It is an arithmetic number, because the mean of its divisors is an integer number (127678744776).

Almost surely, 2^{1404400141023} is an apocalyptic number.

1404400141023 is a deficient number, since it is larger than the sum of its proper divisors (638459775393).

1404400141023 is a wasteful number, since it uses less digits than its factorization.

1404400141023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001574.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1404400141023 its reverse (3201410044041), we get a palindrome (4605810185064).

The spelling of 1404400141023 in words is "one trillion, four hundred four billion, four hundred million, one hundred forty-one thousand, twenty-three".