135134644 has 12 divisors (see below), whose sum is σ = 236593504. Its totient is φ = 67536504.

The previous prime is 135134633. The next prime is 135134653. The reversal of 135134644 is 446431531.

It is a happy number.

It is a super-2 number, since 2×135134644² = 36522744018013472, which contains 22 as substring.

It is a congruent number.

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, 4207 + ... + 16969.

Almost surely, 2^135134644 is an apocalyptic number.

It is an amenable number.

135134644 is a deficient number, since it is larger than the sum of its proper divisors (101458860).

135134644 is a wasteful number, since it uses less digits than its factorization.

135134644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15414 (or 15412 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 135134644 is about 11624.7427498418. The cubic root of 135134644 is about 513.1632740031.

The spelling of 135134644 in words is "one hundred thirty-five million, one hundred thirty-four thousand, six hundred forty-four".