1403123323131 has 12 divisors (see below), whose sum is σ = 2026884539160. Its totient is φ = 935345925600.

The previous prime is 1403123323123. The next prime is 1403123323141. The reversal of 1403123323131 is 1313233213041.

1403123323131 is a `hidden beast` number, since 1 + 4 + 0 + 3 + 12 + 332 + 313 + 1 = 666.

It is not a de Polignac number, because 1403123323131 - 2³ = 1403123323123 is a prime.

It is a super-2 number, since 2×1403123323131² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1403123323095 and 1403123323104.

It is not an unprimeable number, because it can be changed into a prime (1403123323141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5674146 + ... + 5916263.

It is an arithmetic number, because the mean of its divisors is an integer number (168907044930).

Almost surely, 2^{1403123323131} is an apocalyptic number.

1403123323131 is a deficient number, since it is larger than the sum of its proper divisors (623761216029).

1403123323131 is a wasteful number, since it uses less digits than its factorization.

1403123323131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11603866 (or 11603863 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 1403123323131 its reverse (1313233213041), we get a palindrome (2716356536172).

The spelling of 1403123323131 in words is "one trillion, four hundred three billion, one hundred twenty-three million, three hundred twenty-three thousand, one hundred thirty-one".