414120521 has 4 divisors (see below), whose sum is σ = 420909444. Its totient is φ = 407331600.

The previous prime is 414120517. The next prime is 414120533. The reversal of 414120521 is 125021414.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 205606921 + 208513600 = 14339^2 + 14440^2 .

It is a cyclic number.

It is not a de Polignac number, because 414120521 - 2² = 414120517 is a prime.

It is a super-2 number, since 2×414120521² = 342991611826622882, 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 = 414120493 and 414120502.

It is not an unprimeable number, because it can be changed into a prime (414126521) 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, 3394370 + ... + 3394491.

It is an arithmetic number, because the mean of its divisors is an integer number (105227361).

Almost surely, 2^414120521 is an apocalyptic number.

It is an amenable number.

414120521 is a deficient number, since it is larger than the sum of its proper divisors (6788923).

414120521 is an equidigital number, since it uses as much as digits as its factorization.

414120521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6788922.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 414120521 is about 20349.9513758633. The cubic root of 414120521 is about 745.3763070463.

Adding to 414120521 its reverse (125021414), we get a palindrome (539141935).

The spelling of 414120521 in words is "four hundred fourteen million, one hundred twenty thousand, five hundred twenty-one".