10403402431 has 8 divisors (see below), whose sum is σ = 10521379440. Its totient is φ = 10285835328.

The previous prime is 10403402423. The next prime is 10403402459. The reversal of 10403402431 is 13420430401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10403402431 - 2³ = 10403402423 is a prime.

It is a super-2 number, since 2×10403402431² (a number of 21 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 (10403402411) 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 7 ways as a sum of consecutive naturals, for example, 51286 + ... + 153091.

It is an arithmetic number, because the mean of its divisors is an integer number (1315172430).

Almost surely, 2^10403402431 is an apocalyptic number.

10403402431 is a deficient number, since it is larger than the sum of its proper divisors (117977009).

10403402431 is a wasteful number, since it uses less digits than its factorization.

10403402431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204953.

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

Adding to 10403402431 its reverse (13420430401), we get a palindrome (23823832832).

The spelling of 10403402431 in words is "ten billion, four hundred three million, four hundred two thousand, four hundred thirty-one".