42445103 has 8 divisors (see below), whose sum is σ = 43895088. Its totient is φ = 41019264.

The previous prime is 42445093. The next prime is 42445153. The reversal of 42445103 is 30154424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42445103 - 2⁴ = 42445087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42445153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2426 + ... + 9527.

It is an arithmetic number, because the mean of its divisors is an integer number (5486886).

Almost surely, 2^42445103 is an apocalyptic number.

42445103 is a deficient number, since it is larger than the sum of its proper divisors (1449985).

42445103 is a wasteful number, since it uses less digits than its factorization.

42445103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12073.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 42445103 is about 6514.9906369848. The cubic root of 42445103 is about 348.8262805955.

Adding to 42445103 its reverse (30154424), we get a palindrome (72599527).

The spelling of 42445103 in words is "forty-two million, four hundred forty-five thousand, one hundred three".