45315343543 has 4 divisors (see below), whose sum is σ = 45661262328. Its totient is φ = 44969424760.

The previous prime is 45315343529. The next prime is 45315343561. The reversal of 45315343543 is 34534351354.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45315343543 is a prime.

It is a super-2 number, since 2×45315343543² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45315343496 and 45315343505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45315343243) 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, 172959196 + ... + 172959457.

It is an arithmetic number, because the mean of its divisors is an integer number (11415315582).

Almost surely, 2^45315343543 is an apocalyptic number.

45315343543 is a deficient number, since it is larger than the sum of its proper divisors (345918785).

45315343543 is a wasteful number, since it uses less digits than its factorization.

45315343543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345918784.

The product of its digits is 648000, while the sum is 40.

Adding to 45315343543 its reverse (34534351354), we get a palindrome (79849694897).

The spelling of 45315343543 in words is "forty-five billion, three hundred fifteen million, three hundred forty-three thousand, five hundred forty-three".