13557045 has 8 divisors (see below), whose sum is σ = 21691296. Its totient is φ = 7230416.

The previous prime is 13557023. The next prime is 13557073. The reversal of 13557045 is 54075531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13557045 - 2⁹ = 13556533 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 451887 + ... + 451916.

It is an arithmetic number, because the mean of its divisors is an integer number (2711412).

Almost surely, 2^13557045 is an apocalyptic number.

13557045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13557045 is a deficient number, since it is larger than the sum of its proper divisors (8134251).

13557045 is an equidigital number, since it uses as much as digits as its factorization.

13557045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903811.

The product of its (nonzero) digits is 10500, while the sum is 30.

The square root of 13557045 is about 3681.9892721191. The cubic root of 13557045 is about 238.4450690752.

The spelling of 13557045 in words is "thirteen million, five hundred fifty-seven thousand, forty-five".