13540034425 has 12 divisors (see below), whose sum is σ = 16799242240.
Its totient is φ = 10825834320.
The previous prime is 13540034407. The next prime is 13540034437. The reversal of 13540034425 is 52443004531.
Adding to 13540034425 its reverse (52443004531), we get a palindrome (65983038956).
13540034425 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 13540034425 - 27 = 13540034297 is a prime.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 109977 + ... + 197926.
Almost surely, 213540034425 is an apocalyptic number.
It is an amenable number.
13540034425 is a deficient number, since it is larger than the sum of its proper divisors (3259207815).
13540034425 is a wasteful number, since it uses less digits than its factorization.
13540034425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 309672 (or 309667 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 31.
The spelling of 13540034425 in words is "thirteen billion, five hundred forty million, thirty-four thousand, four hundred twenty-five".