12733545 has 32 divisors (see below), whose sum is σ = 22389120. Its totient is φ = 6128640.

The previous prime is 12733541. The next prime is 12733597. The reversal of 12733545 is 54533721.

It is not a de Polignac number, because 12733545 - 2² = 12733541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12733541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37617 + ... + 37953.

It is an arithmetic number, because the mean of its divisors is an integer number (699660).

Almost surely, 2^12733545 is an apocalyptic number.

12733545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12733545 is a deficient number, since it is larger than the sum of its proper divisors (9655575).

12733545 is a wasteful number, since it uses less digits than its factorization.

12733545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585.

The product of its digits is 12600, while the sum is 30.

The square root of 12733545 is about 3568.4093094823. The cubic root of 12733545 is about 233.5158922769.

The spelling of 12733545 in words is "twelve million, seven hundred thirty-three thousand, five hundred forty-five".