45523479 has 4 divisors (see below), whose sum is σ = 60697976. Its totient is φ = 30348984.

The previous prime is 45523451. The next prime is 45523483. The reversal of 45523479 is 97432554.

45523479 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 45523479 - 2⁸ = 45523223 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 (45523409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7587244 + ... + 7587249.

It is an arithmetic number, because the mean of its divisors is an integer number (15174494).

Almost surely, 2^45523479 is an apocalyptic number.

45523479 is a deficient number, since it is larger than the sum of its proper divisors (15174497).

45523479 is a wasteful number, since it uses less digits than its factorization.

45523479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15174496.

The product of its digits is 151200, while the sum is 39.

The square root of 45523479 is about 6747.1089364260. The cubic root of 45523479 is about 357.0632454701.

The spelling of 45523479 in words is "forty-five million, five hundred twenty-three thousand, four hundred seventy-nine".