12552545 has 16 divisors (see below), whose sum is σ = 16225920. Its totient is φ = 9287424.

The previous prime is 12552541. The next prime is 12552571. The reversal of 12552545 is 54525521.

It is a cyclic number.

It is not a de Polignac number, because 12552545 - 2² = 12552541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12552541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3764 + ... + 6266.

It is an arithmetic number, because the mean of its divisors is an integer number (1014120).

Almost surely, 2^12552545 is an apocalyptic number.

It is an amenable number.

12552545 is a deficient number, since it is larger than the sum of its proper divisors (3673375).

12552545 is a wasteful number, since it uses less digits than its factorization.

12552545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2584.

The product of its digits is 10000, while the sum is 29.

The square root of 12552545 is about 3542.9570982443. The cubic root of 12552545 is about 232.4041767996.

The spelling of 12552545 in words is "twelve million, five hundred fifty-two thousand, five hundred forty-five".