135634425 has 12 divisors (see below), whose sum is σ = 224249040. Its totient is φ = 72338320.

The previous prime is 135634399. The next prime is 135634439. The reversal of 135634425 is 524436531.

It is not a de Polignac number, because 135634425 - 2¹¹ = 135632377 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 904155 + ... + 904304.

It is an arithmetic number, because the mean of its divisors is an integer number (18687420).

Almost surely, 2^135634425 is an apocalyptic number.

135634425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135634425 is a deficient number, since it is larger than the sum of its proper divisors (88614615).

135634425 is a wasteful number, since it uses less digits than its factorization.

135634425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808472 (or 1808467 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 135634425 is about 11646.2193436325. The cubic root of 135634425 is about 513.7951221609.

The spelling of 135634425 in words is "one hundred thirty-five million, six hundred thirty-four thousand, four hundred twenty-five".