1445343752 has 16 divisors (see below), whose sum is σ = 2797440000. Its totient is φ = 699359760.

The previous prime is 1445343749. The next prime is 1445343769. The reversal of 1445343752 is 2573435441.

It is a super-2 number, since 2×1445343752² = 4178037122890875008, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2913752 + ... + 2914247.

It is an arithmetic number, because the mean of its divisors is an integer number (174840000).

Almost surely, 2^1445343752 is an apocalyptic number.

It is an amenable number.

1445343752 is a deficient number, since it is larger than the sum of its proper divisors (1352096248).

1445343752 is a wasteful number, since it uses less digits than its factorization.

1445343752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5828036 (or 5828032 counting only the distinct ones).

The product of its digits is 201600, while the sum is 38.

The square root of 1445343752 is about 38017.6768359141. The cubic root of 1445343752 is about 1130.6383612128.

The spelling of 1445343752 in words is "one billion, four hundred forty-five million, three hundred forty-three thousand, seven hundred fifty-two".