403120440143 has 32 divisors (see below), whose sum is σ = 415135618560. Its totient is φ = 391364991360.

The previous prime is 403120440119. The next prime is 403120440169. The reversal of 403120440143 is 341044021304.

It is a cyclic number.

It is not a de Polignac number, because 403120440143 - 2¹⁴ = 403120423759 is a prime.

It is a super-2 number, since 2×403120440143² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403120460143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 532523321 + ... + 532524077.

It is an arithmetic number, because the mean of its divisors is an integer number (12972988080).

Almost surely, 2^403120440143 is an apocalyptic number.

403120440143 is a deficient number, since it is larger than the sum of its proper divisors (12015178417).

403120440143 is a wasteful number, since it uses less digits than its factorization.

403120440143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407.

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

Adding to 403120440143 its reverse (341044021304), we get a palindrome (744164461447).

The spelling of 403120440143 in words is "four hundred three billion, one hundred twenty million, four hundred forty thousand, one hundred forty-three".