136003545 has 24 divisors (see below), whose sum is σ = 237549312. Its totient is φ = 71978400.

The previous prime is 136003537. The next prime is 136003547. The reversal of 136003545 is 545300631.

136003545 is a `hidden beast` number, since 1 + 3 + 600 + 3 + 54 + 5 = 666.

It is not a de Polignac number, because 136003545 - 2³ = 136003537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136003547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5641 + ... + 17430.

It is an arithmetic number, because the mean of its divisors is an integer number (9897888).

Almost surely, 2^136003545 is an apocalyptic number.

136003545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136003545 is a deficient number, since it is larger than the sum of its proper divisors (101545767).

136003545 is a wasteful number, since it uses less digits than its factorization.

136003545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23213 (or 23210 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 136003545 is about 11662.0557793212. The cubic root of 136003545 is about 514.2607863248.

The spelling of 136003545 in words is "one hundred thirty-six million, three thousand, five hundred forty-five".