521141214 has 32 divisors (see below), whose sum is σ = 1148307840. Its totient is φ = 156356000.

The previous prime is 521141183. The next prime is 521141237. The reversal of 521141214 is 412141125.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32424 + ... + 45755.

It is an arithmetic number, because the mean of its divisors is an integer number (35884620).

Almost surely, 2^521141214 is an apocalyptic number.

521141214 is an abundant number, since it is smaller than the sum of its proper divisors (627166626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

521141214 is a wasteful number, since it uses less digits than its factorization.

521141214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78296.

The product of its digits is 320, while the sum is 21.

The square root of 521141214 is about 22828.5175602797. The cubic root of 521141214 is about 804.7329922179.

Adding to 521141214 its reverse (412141125), we get a palindrome (933282339).

The spelling of 521141214 in words is "five hundred twenty-one million, one hundred forty-one thousand, two hundred fourteen".