314261521 has 4 divisors (see below), whose sum is σ = 359156032. Its totient is φ = 269367012.

The previous prime is 314261513. The next prime is 314261531. The reversal of 314261521 is 125162413.

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 314261521 - 2³ = 314261513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (314261531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22447245 + ... + 22447258.

It is an arithmetic number, because the mean of its divisors is an integer number (89789008).

Almost surely, 2^314261521 is an apocalyptic number.

It is an amenable number.

314261521 is a deficient number, since it is larger than the sum of its proper divisors (44894511).

314261521 is an equidigital number, since it uses as much as digits as its factorization.

314261521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44894510.

The product of its digits is 1440, while the sum is 25.

The square root of 314261521 is about 17727.4228527443. The cubic root of 314261521 is about 679.8770834635.

The spelling of 314261521 in words is "three hundred fourteen million, two hundred sixty-one thousand, five hundred twenty-one".