13853547 has 12 divisors (see below), whose sum is σ = 20043504. Its totient is φ = 9220560.

The previous prime is 13853537. The next prime is 13853549. The reversal of 13853547 is 74535831.

It is not a de Polignac number, because 13853547 - 2¹⁴ = 13837163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13853549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8533 + ... + 10025.

It is an arithmetic number, because the mean of its divisors is an integer number (1670292).

Almost surely, 2^13853547 is an apocalyptic number.

13853547 is a deficient number, since it is larger than the sum of its proper divisors (6189957).

13853547 is a wasteful number, since it uses less digits than its factorization.

13853547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530 (or 2527 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 13853547 is about 3722.0353302998. The cubic root of 13853547 is about 240.1708679051.

It can be divided in two parts, 13853 and 547, that added together give a square (14400 = 120²).

The spelling of 13853547 in words is "thirteen million, eight hundred fifty-three thousand, five hundred forty-seven".