514106311421 has 8 divisors (see below), whose sum is σ = 517876215000. Its totient is φ = 510340668480.

The previous prime is 514106311351. The next prime is 514106311493. The reversal of 514106311421 is 124113601415.

It can be written as a sum of positive squares in 4 ways, for example, as 47154122500 + 466952188921 = 217150^2 + 683339^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 514106311421 - 2²² = 514102117117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514106311021) 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, 822746 + ... + 1305803.

It is an arithmetic number, because the mean of its divisors is an integer number (64734526875).

Almost surely, 2^514106311421 is an apocalyptic number.

It is an amenable number.

514106311421 is a deficient number, since it is larger than the sum of its proper divisors (3769903579).

514106311421 is a wasteful number, since it uses less digits than its factorization.

514106311421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130319.

The product of its (nonzero) digits is 2880, while the sum is 29.

Adding to 514106311421 its reverse (124113601415), we get a palindrome (638219912836).

The spelling of 514106311421 in words is "five hundred fourteen billion, one hundred six million, three hundred eleven thousand, four hundred twenty-one".