135474225 has 48 divisors (see below), whose sum is σ = 233616000. Its totient is φ = 69189120.

The previous prime is 135474223. The next prime is 135474233. The reversal of 135474225 is 522474531.

It is not a de Polignac number, because 135474225 - 2¹ = 135474223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135474221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 432669 + ... + 432981.

It is an arithmetic number, because the mean of its divisors is an integer number (4867000).

Almost surely, 2^135474225 is an apocalyptic number.

135474225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135474225 is a deficient number, since it is larger than the sum of its proper divisors (98141775).

135474225 is a wasteful number, since it uses less digits than its factorization.

135474225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554 (or 549 counting only the distinct ones).

The product of its digits is 33600, while the sum is 33.

The square root of 135474225 is about 11639.3395431184. The cubic root of 135474225 is about 513.5927585753.

The spelling of 135474225 in words is "one hundred thirty-five million, four hundred seventy-four thousand, two hundred twenty-five".