1472547445 has 4 divisors (see below), whose sum is σ = 1767056940. Its totient is φ = 1178037952.

The previous prime is 1472547403. The next prime is 1472547467. The reversal of 1472547445 is 5447452741.

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

It can be written as a sum of positive squares in 2 ways, for example, as 565393284 + 907154161 = 23778^2 + 30119^2 .

It is a cyclic number.

It is not a de Polignac number, because 1472547445 - 2¹³ = 1472539253 is a prime.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 147254740 + ... + 147254749.

It is an arithmetic number, because the mean of its divisors is an integer number (441764235).

Almost surely, 2^1472547445 is an apocalyptic number.

It is an amenable number.

1472547445 is a deficient number, since it is larger than the sum of its proper divisors (294509495).

1472547445 is an equidigital number, since it uses as much as digits as its factorization.

1472547445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294509494.

The product of its digits is 627200, while the sum is 43.

The square root of 1472547445 is about 38373.7859091333. The cubic root of 1472547445 is about 1137.6877944585.

The spelling of 1472547445 in words is "one billion, four hundred seventy-two million, five hundred forty-seven thousand, four hundred forty-five".