1440404014123 has 2 divisors, whose sum is σ = 1440404014124. Its totient is φ = 1440404014122.

The previous prime is 1440404014069. The next prime is 1440404014139. The reversal of 1440404014123 is 3214104040441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1440404014123 - 2³⁷ = 1302965060651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1440404014091 and 1440404014100.

It is not a weakly prime, because it can be changed into another prime (1440404014163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720202007061 + 720202007062.

It is an arithmetic number, because the mean of its divisors is an integer number (720202007062).

Almost surely, 2^{1440404014123} is an apocalyptic number.

1440404014123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1440404014123 is an equidigital number, since it uses as much as digits as its factorization.

1440404014123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1440404014123 its reverse (3214104040441), we get a palindrome (4654508054564).

The spelling of 1440404014123 in words is "one trillion, four hundred forty billion, four hundred four million, fourteen thousand, one hundred twenty-three".