445023134 has 4 divisors (see below), whose sum is σ = 667534704. Its totient is φ = 222511566.

The previous prime is 445023133. The next prime is 445023193. The reversal of 445023134 is 431320544.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445023133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111255782 + ... + 111255785.

It is an arithmetic number, because the mean of its divisors is an integer number (166883676).

Almost surely, 2^445023134 is an apocalyptic number.

445023134 is a deficient number, since it is larger than the sum of its proper divisors (222511570).

445023134 is a wasteful number, since it uses less digits than its factorization.

445023134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222511569.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 445023134 is about 21095.5714309900. The cubic root of 445023134 is about 763.4739018070.

Adding to 445023134 its reverse (431320544), we get a palindrome (876343678).

The spelling of 445023134 in words is "four hundred forty-five million, twenty-three thousand, one hundred thirty-four".