13917528741 has 4 divisors (see below), whose sum is σ = 18556704992. Its totient is φ = 9278352492.

The previous prime is 13917528697. The next prime is 13917528763. The reversal of 13917528741 is 14782571931.

13917528741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a de Polignac number, because none of the positive numbers 2^k-13917528741 is a prime.

It is a super-2 number, since 2×13917528741² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13917548741) 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 3 ways as a sum of consecutive naturals, for example, 2319588121 + ... + 2319588126.

It is an arithmetic number, because the mean of its divisors is an integer number (4639176248).

Almost surely, 2^13917528741 is an apocalyptic number.

It is an amenable number.

13917528741 is a deficient number, since it is larger than the sum of its proper divisors (4639176251).

13917528741 is an equidigital number, since it uses as much as digits as its factorization.

13917528741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4639176250.

The product of its digits is 423360, while the sum is 48.

The spelling of 13917528741 in words is "thirteen billion, nine hundred seventeen million, five hundred twenty-eight thousand, seven hundred forty-one".