13845953 has 4 divisors (see below), whose sum is σ = 15104688. Its totient is φ = 12587220.

The previous prime is 13845947. The next prime is 13845961. The reversal of 13845953 is 35954831.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35954831 = 11 ⋅3268621.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13845953 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (13845653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629351 + ... + 629372.

It is an arithmetic number, because the mean of its divisors is an integer number (3776172).

Almost surely, 2^13845953 is an apocalyptic number.

It is an amenable number.

13845953 is a deficient number, since it is larger than the sum of its proper divisors (1258735).

13845953 is a wasteful number, since it uses less digits than its factorization.

13845953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258734.

The product of its digits is 64800, while the sum is 38.

The square root of 13845953 is about 3721.0150496874. The cubic root of 13845953 is about 240.1269756338.

It can be divided in two parts, 1384 and 5953, that added together give a palindrome (7337).

The spelling of 13845953 in words is "thirteen million, eight hundred forty-five thousand, nine hundred fifty-three".