13425132225 has 24 divisors (see below), whose sum is σ = 22425057760. Its totient is φ = 7086251520.

The previous prime is 13425132221. The next prime is 13425132229. The reversal of 13425132225 is 52223152431.

It is an interprime number because it is at equal distance from previous prime (13425132221) and next prime (13425132229).

It is not a de Polignac number, because 13425132225 - 2² = 13425132221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13425132192 and 13425132201.

It is not an unprimeable number, because it can be changed into a prime (13425132221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 915415 + ... + 929964.

Almost surely, 2^13425132225 is an apocalyptic number.

13425132225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13425132225 is a deficient number, since it is larger than the sum of its proper divisors (8999925535).

13425132225 is a wasteful number, since it uses less digits than its factorization.

13425132225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1845489 (or 1845484 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

Adding to 13425132225 its reverse (52223152431), we get a palindrome (65648284656).

The spelling of 13425132225 in words is "thirteen billion, four hundred twenty-five million, one hundred thirty-two thousand, two hundred twenty-five".