1445135344 has 20 divisors (see below), whose sum is σ = 2875625224. Its totient is φ = 703038528.

The previous prime is 1445135311. The next prime is 1445135347. The reversal of 1445135344 is 4435315441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445135347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1219962 + ... + 1221145.

Almost surely, 2^1445135344 is an apocalyptic number.

It is an amenable number.

1445135344 is a deficient number, since it is larger than the sum of its proper divisors (1430489880).

1445135344 is a wasteful number, since it uses less digits than its factorization.

1445135344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2441152 (or 2441146 counting only the distinct ones).

The product of its digits is 57600, while the sum is 34.

The square root of 1445135344 is about 38014.9358016030. The cubic root of 1445135344 is about 1130.5840153393.

The spelling of 1445135344 in words is "one billion, four hundred forty-five million, one hundred thirty-five thousand, three hundred forty-four".