45317423 has 8 divisors (see below), whose sum is σ = 46714416. Its totient is φ = 43934400.

The previous prime is 45317357. The next prime is 45317471. The reversal of 45317423 is 32471354.

It is a happy number.

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 45317423 - 2²⁴ = 28540207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45317483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3293 + ... + 10073.

It is an arithmetic number, because the mean of its divisors is an integer number (5839302).

Almost surely, 2^45317423 is an apocalyptic number.

45317423 is a deficient number, since it is larger than the sum of its proper divisors (1396993).

45317423 is a wasteful number, since it uses less digits than its factorization.

45317423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6985.

The product of its digits is 10080, while the sum is 29.

The square root of 45317423 is about 6731.8216702465. The cubic root of 45317423 is about 356.5236974177.

Adding to 45317423 its reverse (32471354), we get a palindrome (77788777).

The spelling of 45317423 in words is "forty-five million, three hundred seventeen thousand, four hundred twenty-three".