312204063 has 4 divisors (see below), whose sum is σ = 416272088. Its totient is φ = 208136040.

The previous prime is 312204059. The next prime is 312204071. The reversal of 312204063 is 360402213.

It is a happy number.

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

It is not a de Polignac number, because 312204063 - 2² = 312204059 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 (312204043) 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, 52034008 + ... + 52034013.

It is an arithmetic number, because the mean of its divisors is an integer number (104068022).

Almost surely, 2^312204063 is an apocalyptic number.

312204063 is a deficient number, since it is larger than the sum of its proper divisors (104068025).

312204063 is a wasteful number, since it uses less digits than its factorization.

312204063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104068024.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 312204063 is about 17669.2971846647. The cubic root of 312204063 is about 678.3901240652.

Adding to 312204063 its reverse (360402213), we get a palindrome (672606276).

The spelling of 312204063 in words is "three hundred twelve million, two hundred four thousand, sixty-three".