135535545 has 64 divisors (see below), whose sum is σ = 252564480. Its totient is φ = 68889600.

The previous prime is 135535541. The next prime is 135535549. The reversal of 135535545 is 545535531.

135535545 is a `hidden beast` number, since 13 + 553 + 55 + 45 = 666.

It is an interprime number because it is at equal distance from previous prime (135535541) and next prime (135535549).

It is not a de Polignac number, because 135535545 - 2² = 135535541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135535541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 259885 + ... + 260405.

It is an arithmetic number, because the mean of its divisors is an integer number (3946320).

Almost surely, 2^135535545 is an apocalyptic number.

135535545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135535545 is a deficient number, since it is larger than the sum of its proper divisors (117028935).

135535545 is a wasteful number, since it uses less digits than its factorization.

135535545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623 (or 617 counting only the distinct ones).

The product of its digits is 112500, while the sum is 36.

The square root of 135535545 is about 11641.9734151904. The cubic root of 135535545 is about 513.6702364313.

The spelling of 135535545 in words is "one hundred thirty-five million, five hundred thirty-five thousand, five hundred forty-five".