1445227103 has 8 divisors (see below), whose sum is σ = 1596773088. Its totient is φ = 1301073664.

The previous prime is 1445227073. The next prime is 1445227109. The reversal of 1445227103 is 3017225441.

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 1445227103 - 2²⁸ = 1176791647 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 (1445227109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1847726 + ... + 1848507.

It is an arithmetic number, because the mean of its divisors is an integer number (199596636).

Almost surely, 2^1445227103 is an apocalyptic number.

1445227103 is a deficient number, since it is larger than the sum of its proper divisors (151545985).

1445227103 is a wasteful number, since it uses less digits than its factorization.

1445227103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3696273.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 1445227103 is about 38016.1426633476. The cubic root of 1445227103 is about 1130.6079436778.

The spelling of 1445227103 in words is "one billion, four hundred forty-five million, two hundred twenty-seven thousand, one hundred three".