447135321134 has 4 divisors (see below), whose sum is σ = 670702981704. Its totient is φ = 223567660566.

The previous prime is 447135321119. The next prime is 447135321277. The reversal of 447135321134 is 431123531744.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111783830282 + ... + 111783830285.

It is an arithmetic number, because the mean of its divisors is an integer number (167675745426).

Almost surely, 2^447135321134 is an apocalyptic number.

447135321134 is a deficient number, since it is larger than the sum of its proper divisors (223567660570).

447135321134 is a wasteful number, since it uses less digits than its factorization.

447135321134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223567660569.

The product of its digits is 120960, while the sum is 38.

Adding to 447135321134 its reverse (431123531744), we get a palindrome (878258852878).

The spelling of 447135321134 in words is "four hundred forty-seven billion, one hundred thirty-five million, three hundred twenty-one thousand, one hundred thirty-four".