10340353431 has 16 divisors (see below), whose sum is σ = 15368953600. Its totient is φ = 6871108824.

The previous prime is 10340353423. The next prime is 10340353433. The reversal of 10340353431 is 13435304301.

It is not a de Polignac number, because 10340353431 - 2³ = 10340353423 is a prime.

It is a super-2 number, since 2×10340353431² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10340353395 and 10340353404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10340353433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 615451 + ... + 632028.

It is an arithmetic number, because the mean of its divisors is an integer number (960559600).

Almost surely, 2^10340353431 is an apocalyptic number.

10340353431 is a deficient number, since it is larger than the sum of its proper divisors (5028600169).

10340353431 is a wasteful number, since it uses less digits than its factorization.

10340353431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247795 (or 1247789 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 10340353431 its reverse (13435304301), we get a palindrome (23775657732).

The spelling of 10340353431 in words is "ten billion, three hundred forty million, three hundred fifty-three thousand, four hundred thirty-one".