45243035603 has 4 divisors (see below), whose sum is σ = 45862803288. Its totient is φ = 44623267920.

The previous prime is 45243035521. The next prime is 45243035609. The reversal of 45243035603 is 30653034254.

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 45243035603 - 2²² = 45238841299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45243035609) 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, 309883733 + ... + 309883878.

It is an arithmetic number, because the mean of its divisors is an integer number (11465700822).

Almost surely, 2^45243035603 is an apocalyptic number.

45243035603 is a deficient number, since it is larger than the sum of its proper divisors (619767685).

45243035603 is an equidigital number, since it uses as much as digits as its factorization.

45243035603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619767684.

The product of its (nonzero) digits is 129600, while the sum is 35.

Adding to 45243035603 its reverse (30653034254), we get a palindrome (75896069857).

The spelling of 45243035603 in words is "forty-five billion, two hundred forty-three million, thirty-five thousand, six hundred three".