13500411 has 4 divisors (see below), whose sum is σ = 18000552. Its totient is φ = 9000272.

The previous prime is 13500373. The next prime is 13500419. The reversal of 13500411 is 11400531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11400531 = 3 ⋅3800177.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13500411 is a prime.

It is a super-2 number, since 2×13500411² = 364522194337842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13500419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2250066 + ... + 2250071.

It is an arithmetic number, because the mean of its divisors is an integer number (4500138).

Almost surely, 2^13500411 is an apocalyptic number.

13500411 is a deficient number, since it is larger than the sum of its proper divisors (4500141).

13500411 is an equidigital number, since it uses as much as digits as its factorization.

13500411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4500140.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 13500411 is about 3674.2905437649. The cubic root of 13500411 is about 238.1125741479.

Adding to 13500411 its reverse (11400531), we get a palindrome (24900942).

The spelling of 13500411 in words is "thirteen million, five hundred thousand, four hundred eleven".