1445557334 has 16 divisors (see below), whose sum is σ = 2336027568. Its totient is φ = 666924192.

The previous prime is 1445557331. The next prime is 1445557339. The reversal of 1445557334 is 4337555441.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1445557291 and 1445557300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445557331) 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, 69809 + ... + 88115.

It is an arithmetic number, because the mean of its divisors is an integer number (146001723).

Almost surely, 2^1445557334 is an apocalyptic number.

1445557334 is a deficient number, since it is larger than the sum of its proper divisors (890470234).

1445557334 is a wasteful number, since it uses less digits than its factorization.

1445557334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21359.

The product of its digits is 504000, while the sum is 41.

The square root of 1445557334 is about 38020.4857149406. The cubic root of 1445557334 is about 1130.6940508733.

The spelling of 1445557334 in words is "one billion, four hundred forty-five million, five hundred fifty-seven thousand, three hundred thirty-four".