314067631232521 has 4 divisors (see below), whose sum is σ = 314088346743444. Its totient is φ = 314046915721600.

The previous prime is 314067631232483. The next prime is 314067631232561. The reversal of 314067631232521 is 125232136760413.

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 158430429217225 + 155637202015296 = 12586915^2 + 12475464^2 .

It is a cyclic number.

It is not a de Polignac number, because 314067631232521 - 2⁹ = 314067631232009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (314067631232561) 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, 10357732720 + ... + 10357763041.

It is an arithmetic number, because the mean of its divisors is an integer number (78522086685861).

Almost surely, 2^{314067631232521} is an apocalyptic number.

It is an amenable number.

314067631232521 is a deficient number, since it is larger than the sum of its proper divisors (20715510923).

314067631232521 is a wasteful number, since it uses less digits than its factorization.

314067631232521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20715510922.

The product of its (nonzero) digits is 1088640, while the sum is 46.

Adding to 314067631232521 its reverse (125232136760413), we get a palindrome (439299767992934).

The spelling of 314067631232521 in words is "three hundred fourteen trillion, sixty-seven billion, six hundred thirty-one million, two hundred thirty-two thousand, five hundred twenty-one".