45174479 has 4 divisors (see below), whose sum is σ = 51627984. Its totient is φ = 38720976.

The previous prime is 45174463. The next prime is 45174487. The reversal of 45174479 is 97447154.

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

It is not a de Polignac number, because 45174479 - 2⁴ = 45174463 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 (45174439) 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, 3226742 + ... + 3226755.

It is an arithmetic number, because the mean of its divisors is an integer number (12906996).

Almost surely, 2^45174479 is an apocalyptic number.

45174479 is a deficient number, since it is larger than the sum of its proper divisors (6453505).

45174479 is an equidigital number, since it uses as much as digits as its factorization.

45174479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6453504.

The product of its digits is 141120, while the sum is 41.

The square root of 45174479 is about 6721.1962476928. The cubic root of 45174479 is about 356.1484436487.

The spelling of 45174479 in words is "forty-five million, one hundred seventy-four thousand, four hundred seventy-nine".