1445545324 has 12 divisors (see below), whose sum is σ = 2537213224. Its totient is φ = 720627264.

The previous prime is 1445545273. The next prime is 1445545351. The reversal of 1445545324 is 4235455441.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 534834 + ... + 537529.

Almost surely, 2^1445545324 is an apocalyptic number.

It is an amenable number.

1445545324 is a deficient number, since it is larger than the sum of its proper divisors (1091667900).

1445545324 is a wasteful number, since it uses less digits than its factorization.

1445545324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072704 (or 1072702 counting only the distinct ones).

The product of its digits is 192000, while the sum is 37.

The square root of 1445545324 is about 38020.3277734425. The cubic root of 1445545324 is about 1130.6909195151.

It can be divided in two parts, 144554 and 5324, that added together give a triangular number (149878 = T₅₄₇).

The spelling of 1445545324 in words is "one billion, four hundred forty-five million, five hundred forty-five thousand, three hundred twenty-four".