13525235434 has 8 divisors (see below), whose sum is σ = 20292236640. Its totient is φ = 6761156556.

The previous prime is 13525235419. The next prime is 13525235447. The reversal of 13525235434 is 43453252531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13525235393 and 13525235402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 718974 + ... + 737545.

It is an arithmetic number, because the mean of its divisors is an integer number (2536529580).

Almost surely, 2^13525235434 is an apocalyptic number.

13525235434 is a deficient number, since it is larger than the sum of its proper divisors (6767001206).

13525235434 is a wasteful number, since it uses less digits than its factorization.

13525235434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461164.

The product of its digits is 216000, while the sum is 37.

Adding to 13525235434 its reverse (43453252531), we get a palindrome (56978487965).

The spelling of 13525235434 in words is "thirteen billion, five hundred twenty-five million, two hundred thirty-five thousand, four hundred thirty-four".