440545107 has 4 divisors (see below), whose sum is σ = 587393480. Its totient is φ = 293696736.

The previous prime is 440545087. The next prime is 440545109. The reversal of 440545107 is 701545044.

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

It is not a de Polignac number, because 440545107 - 2¹⁸ = 440282963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440545109) 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, 73424182 + ... + 73424187.

It is an arithmetic number, because the mean of its divisors is an integer number (146848370).

Almost surely, 2^440545107 is an apocalyptic number.

440545107 is a deficient number, since it is larger than the sum of its proper divisors (146848373).

440545107 is a wasteful number, since it uses less digits than its factorization.

440545107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146848372.

The product of its (nonzero) digits is 11200, while the sum is 30.

The square root of 440545107 is about 20989.1664198462. The cubic root of 440545107 is about 760.9044558679.

The spelling of 440545107 in words is "four hundred forty million, five hundred forty-five thousand, one hundred seven".