44145803 has 4 divisors (see below), whose sum is σ = 47541648. Its totient is φ = 40749960.

The previous prime is 44145793. The next prime is 44145817. The reversal of 44145803 is 30854144.

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

It is a cyclic number.

It is not a de Polignac number, because 44145803 - 2¹⁸ = 43883659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44145853) 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, 1697903 + ... + 1697928.

It is an arithmetic number, because the mean of its divisors is an integer number (11885412).

Almost surely, 2^44145803 is an apocalyptic number.

44145803 is a deficient number, since it is larger than the sum of its proper divisors (3395845).

44145803 is a wasteful number, since it uses less digits than its factorization.

44145803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3395844.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 44145803 is about 6644.2308057442. The cubic root of 44145803 is about 353.4243546405.

Adding to 44145803 its reverse (30854144), we get a palindrome (74999947).

The spelling of 44145803 in words is "forty-four million, one hundred forty-five thousand, eight hundred three".