514027203421 has 4 divisors (see below), whose sum is σ = 530608726144. Its totient is φ = 497445680700.

The previous prime is 514027203407. The next prime is 514027203463. The reversal of 514027203421 is 124302720415.

It is a happy number.

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 514027203421 - 2⁷ = 514027203293 is a prime.

It is a super-2 number, since 2×514027203421² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 16581522691 = 514027203421 / (5 + 1 + 4 + 0 + 2 + 7 + 2 + 0 + 3 + 4 + 2 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514027203401) 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, 8290761315 + ... + 8290761376.

It is an arithmetic number, because the mean of its divisors is an integer number (132652181536).

Almost surely, 2^514027203421 is an apocalyptic number.

It is an amenable number.

514027203421 is a deficient number, since it is larger than the sum of its proper divisors (16581522723).

514027203421 is a wasteful number, since it uses less digits than its factorization.

514027203421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16581522722.

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 514027203421 its reverse (124302720415), we get a palindrome (638329923836).

The spelling of 514027203421 in words is "five hundred fourteen billion, twenty-seven million, two hundred three thousand, four hundred twenty-one".