1445210522 has 16 divisors (see below), whose sum is σ = 2495330880. Its totient is φ = 614919168.

The previous prime is 1445210489. The next prime is 1445210551. The reversal of 1445210522 is 2250125441.

It is a junction number, because it is equal to n+sod(n) for n = 1445210491 and 1445210500.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 369383 + ... + 373274.

It is an arithmetic number, because the mean of its divisors is an integer number (155958180).

Almost surely, 2^1445210522 is an apocalyptic number.

1445210522 is a deficient number, since it is larger than the sum of its proper divisors (1050120358).

1445210522 is a wasteful number, since it uses less digits than its factorization.

1445210522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742805.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 1445210522 is about 38015.9245843107. The cubic root of 1445210522 is about 1130.6036198632.

Adding to 1445210522 its reverse (2250125441), we get a palindrome (3695335963).

The spelling of 1445210522 in words is "one billion, four hundred forty-five million, two hundred ten thousand, five hundred twenty-two".