214121433 has 8 divisors (see below), whose sum is σ = 294704896. Its totient is φ = 138142800.

The previous prime is 214121423. The next prime is 214121437. The reversal of 214121433 is 334121412.

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

It is not a de Polignac number, because 214121433 - 2⁴ = 214121417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214121437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1151098 + ... + 1151283.

It is an arithmetic number, because the mean of its divisors is an integer number (36838112).

Almost surely, 2^214121433 is an apocalyptic number.

It is an amenable number.

214121433 is a deficient number, since it is larger than the sum of its proper divisors (80583463).

214121433 is a wasteful number, since it uses less digits than its factorization.

214121433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302415.

The product of its digits is 576, while the sum is 21.

The square root of 214121433 is about 14632.8887441954. Note that the first 3 decimals coincide. The cubic root of 214121433 is about 598.2555190034.

Subtracting from 214121433 its sum of digits (21), we obtain a palindrome (214121412).

Adding to 214121433 its reverse (334121412), we get a palindrome (548242845).

The spelling of 214121433 in words is "two hundred fourteen million, one hundred twenty-one thousand, four hundred thirty-three".