10400344113 has 4 divisors (see below), whose sum is σ = 13867125488. Its totient is φ = 6933562740.

The previous prime is 10400344103. The next prime is 10400344117. The reversal of 10400344113 is 31144300401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31144300401 = 3 ⋅10381433467.

It is not a de Polignac number, because 10400344113 - 2¹⁰ = 10400343089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10400344113.

It is not an unprimeable number, because it can be changed into a prime (10400344117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1733390683 + ... + 1733390688.

It is an arithmetic number, because the mean of its divisors is an integer number (3466781372).

Almost surely, 2^10400344113 is an apocalyptic number.

It is an amenable number.

10400344113 is a deficient number, since it is larger than the sum of its proper divisors (3466781375).

10400344113 is an equidigital number, since it uses as much as digits as its factorization.

10400344113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3466781374.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 10400344113 its reverse (31144300401), we get a palindrome (41544644514).

The spelling of 10400344113 in words is "ten billion, four hundred million, three hundred forty-four thousand, one hundred thirteen".