13545004 has 24 divisors (see below), whose sum is σ = 26219088. Its totient is φ = 6071040.

The previous prime is 13544987. The next prime is 13545011. The reversal of 13545004 is 40054531.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1104 + ... + 5320.

It is an arithmetic number, because the mean of its divisors is an integer number (1092462).

Almost surely, 2^13545004 is an apocalyptic number.

It is an amenable number.

13545004 is a deficient number, since it is larger than the sum of its proper divisors (12674084).

13545004 is a wasteful number, since it uses less digits than its factorization.

13545004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4305 (or 4303 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 13545004 is about 3680.3537873416. The cubic root of 13545004 is about 238.3744546822.

Adding to 13545004 its reverse (40054531), we get a palindrome (53599535).

The spelling of 13545004 in words is "thirteen million, five hundred forty-five thousand, four".