445004134 has 4 divisors (see below), whose sum is σ = 667506204. Its totient is φ = 222502066.

The previous prime is 445004123. The next prime is 445004141. The reversal of 445004134 is 431400544.

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

It is a junction number, because it is equal to n+sod(n) for n = 445004099 and 445004108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111251032 + ... + 111251035.

It is an arithmetic number, because the mean of its divisors is an integer number (166876551).

Almost surely, 2^445004134 is an apocalyptic number.

445004134 is a deficient number, since it is larger than the sum of its proper divisors (222502070).

445004134 is a wasteful number, since it uses less digits than its factorization.

445004134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222502069.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 445004134 is about 21095.1210946987. The cubic root of 445004134 is about 763.4630362965.

Adding to 445004134 its reverse (431400544), we get a palindrome (876404678).

The spelling of 445004134 in words is "four hundred forty-five million, four thousand, one hundred thirty-four".