1445234452 has 12 divisors (see below), whose sum is σ = 2554202196. Its totient is φ = 715462400.

The previous prime is 1445234437. The next prime is 1445234471. The reversal of 1445234452 is 2544325441.

It can be written as a sum of positive squares in 2 ways, for example, as 1408801156 + 36433296 = 37534^2 + 6036^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1788253 + ... + 1789060.

It is an arithmetic number, because the mean of its divisors is an integer number (212850183).

Almost surely, 2^1445234452 is an apocalyptic number.

It is an amenable number.

1445234452 is a deficient number, since it is larger than the sum of its proper divisors (1108967744).

1445234452 is a wasteful number, since it uses less digits than its factorization.

1445234452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3577418 (or 3577416 counting only the distinct ones).

The product of its digits is 76800, while the sum is 34.

The square root of 1445234452 is about 38016.2393195329. The cubic root of 1445234452 is about 1130.6098600603.

Adding to 1445234452 its reverse (2544325441), we get a palindrome (3989559893).

The spelling of 1445234452 in words is "one billion, four hundred forty-five million, two hundred thirty-four thousand, four hundred fifty-two".