404023140103 has 4 divisors (see below), whose sum is σ = 440752516488. Its totient is φ = 367293763720.

The previous prime is 404023140083. The next prime is 404023140119. The reversal of 404023140103 is 301041320404.

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 404023140103 - 2⁹ = 404023139591 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 (404023140133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18364688176 + ... + 18364688197.

It is an arithmetic number, because the mean of its divisors is an integer number (110188129122).

Almost surely, 2^404023140103 is an apocalyptic number.

404023140103 is a deficient number, since it is larger than the sum of its proper divisors (36729376385).

404023140103 is a wasteful number, since it uses less digits than its factorization.

404023140103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36729376384.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 404023140103 its reverse (301041320404), we get a palindrome (705064460507).

The spelling of 404023140103 in words is "four hundred four billion, twenty-three million, one hundred forty thousand, one hundred three".