214816133 has 4 divisors (see below), whose sum is σ = 245504160. Its totient is φ = 184128108.

The previous prime is 214816061. The next prime is 214816139. The reversal of 214816133 is 331618412.

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.

It is a cyclic number.

It is not a de Polignac number, because 214816133 - 2⁸ = 214815877 is a prime.

It is a super-2 number, since 2×214816133² = 92291941994147378, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 214816096 and 214816105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214816139) 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, 15344003 + ... + 15344016.

It is an arithmetic number, because the mean of its divisors is an integer number (61376040).

Almost surely, 2^214816133 is an apocalyptic number.

It is an amenable number.

214816133 is a deficient number, since it is larger than the sum of its proper divisors (30688027).

214816133 is an equidigital number, since it uses as much as digits as its factorization.

214816133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30688026.

The product of its digits is 3456, while the sum is 29.

The square root of 214816133 is about 14656.6071449023. The cubic root of 214816133 is about 598.9018180722.

It can be divided in two parts, 2148 and 16133, that added together give a palindrome (18281).

The spelling of 214816133 in words is "two hundred fourteen million, eight hundred sixteen thousand, one hundred thirty-three".