42745576103 has 4 divisors (see below), whose sum is σ = 43260583128. Its totient is φ = 42230569080.

The previous prime is 42745576087. The next prime is 42745576109. The reversal of 42745576103 is 30167554724.

It is a happy number.

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 42745576103 - 2⁴ = 42745576087 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 (42745576109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257503388 + ... + 257503553.

It is an arithmetic number, because the mean of its divisors is an integer number (10815145782).

Almost surely, 2^42745576103 is an apocalyptic number.

42745576103 is a deficient number, since it is larger than the sum of its proper divisors (515007025).

42745576103 is an equidigital number, since it uses as much as digits as its factorization.

42745576103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515007024.

The product of its (nonzero) digits is 705600, while the sum is 44.

The spelling of 42745576103 in words is "forty-two billion, seven hundred forty-five million, five hundred seventy-six thousand, one hundred three".