45047263 has 8 divisors (see below), whose sum is σ = 47781360. Its totient is φ = 42322560.

The previous prime is 45047257. The next prime is 45047279. The reversal of 45047263 is 36274054.

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 45047263 - 2²¹ = 42950111 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 (45047203) 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 7 ways as a sum of consecutive naturals, for example, 9193 + ... + 13213.

It is an arithmetic number, because the mean of its divisors is an integer number (5972670).

Almost surely, 2^45047263 is an apocalyptic number.

45047263 is a deficient number, since it is larger than the sum of its proper divisors (2734097).

45047263 is a wasteful number, since it uses less digits than its factorization.

45047263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4697.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 45047263 is about 6711.7257840290. The cubic root of 45047263 is about 355.8138123957.

The spelling of 45047263 in words is "forty-five million, forty-seven thousand, two hundred sixty-three".