13540420375 has 8 divisors (see below), whose sum is σ = 16898444784. Its totient is φ = 10832336200.

The previous prime is 13540420373. The next prime is 13540420381. The reversal of 13540420375 is 57302404531.

13540420375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13540420375 - 2¹ = 13540420373 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

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 13540420375.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13540420373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54161557 + ... + 54161806.

It is an arithmetic number, because the mean of its divisors is an integer number (2112305598).

Almost surely, 2^13540420375 is an apocalyptic number.

13540420375 is a deficient number, since it is larger than the sum of its proper divisors (3358024409).

13540420375 is an equidigital number, since it uses as much as digits as its factorization.

13540420375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108323378 (or 108323368 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The spelling of 13540420375 in words is "thirteen billion, five hundred forty million, four hundred twenty thousand, three hundred seventy-five".