45414312523 has 4 divisors (see below), whose sum is σ = 45816209208. Its totient is φ = 45012415840.

The previous prime is 45414312511. The next prime is 45414312527. The reversal of 45414312523 is 32521341454.

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-45414312523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45414312527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200948173 + ... + 200948398.

It is an arithmetic number, because the mean of its divisors is an integer number (11454052302).

Almost surely, 2^45414312523 is an apocalyptic number.

45414312523 is a deficient number, since it is larger than the sum of its proper divisors (401896685).

45414312523 is a wasteful number, since it uses less digits than its factorization.

45414312523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401896684.

The product of its digits is 57600, while the sum is 34.

Adding to 45414312523 its reverse (32521341454), we get a palindrome (77935653977).

The spelling of 45414312523 in words is "forty-five billion, four hundred fourteen million, three hundred twelve thousand, five hundred twenty-three".