10403432031 has 4 divisors (see below), whose sum is σ = 13871242712. Its totient is φ = 6935621352.

The previous prime is 10403432023. The next prime is 10403432041. The reversal of 10403432031 is 13023430401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13023430401 = 3 ⋅4341143467.

It is not a de Polignac number, because 10403432031 - 2³ = 10403432023 is a prime.

It is a super-2 number, since 2×10403432031² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10403431989 and 10403432007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10403432041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1733905336 + ... + 1733905341.

It is an arithmetic number, because the mean of its divisors is an integer number (3467810678).

Almost surely, 2^10403432031 is an apocalyptic number.

10403432031 is a deficient number, since it is larger than the sum of its proper divisors (3467810681).

10403432031 is an equidigital number, since it uses as much as digits as its factorization.

10403432031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3467810680.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 10403432031 its reverse (13023430401), we get a palindrome (23426862432).

The spelling of 10403432031 in words is "ten billion, four hundred three million, four hundred thirty-two thousand, thirty-one".