135225465 has 16 divisors (see below), whose sum is σ = 216505536. Its totient is φ = 72072000.

The previous prime is 135225457. The next prime is 135225473. The reversal of 135225465 is 564522531.

135225465 = T₂₄₂₉ + T₂₄₃₀ + ... + T₂₄₇₃.

It is an interprime number because it is at equal distance from previous prime (135225457) and next prime (135225473).

It is not a de Polignac number, because 135225465 - 2³ = 135225457 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39315 + ... + 42615.

It is an arithmetic number, because the mean of its divisors is an integer number (13531596).

Almost surely, 2^135225465 is an apocalyptic number.

135225465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135225465 is a deficient number, since it is larger than the sum of its proper divisors (81280071).

135225465 is a wasteful number, since it uses less digits than its factorization.

135225465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6040.

The product of its digits is 36000, while the sum is 33.

The square root of 135225465 is about 11628.6484597308. The cubic root of 135225465 is about 513.2782101470.

Adding to 135225465 its reverse (564522531), we get a palindrome (699747996).

The spelling of 135225465 in words is "one hundred thirty-five million, two hundred twenty-five thousand, four hundred sixty-five".