1084323721045 has 16 divisors (see below), whose sum is σ = 1329355006848. Its totient is φ = 848852769600.

The previous prime is 1084323721037. The next prime is 1084323721057. The reversal of 1084323721045 is 5401273234801.

It is not a de Polignac number, because 1084323721045 - 2³ = 1084323721037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1084323720989 and 1084323721007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10667254 + ... + 10768423.

It is an arithmetic number, because the mean of its divisors is an integer number (83084687928).

Almost surely, 2^{1084323721045} is an apocalyptic number.

It is an amenable number.

1084323721045 is a deficient number, since it is larger than the sum of its proper divisors (245031285803).

1084323721045 is a wasteful number, since it uses less digits than its factorization.

1084323721045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21435900.

The product of its (nonzero) digits is 161280, while the sum is 40.

Adding to 1084323721045 its reverse (5401273234801), we get a palindrome (6485596955846).

The spelling of 1084323721045 in words is "one trillion, eighty-four billion, three hundred twenty-three million, seven hundred twenty-one thousand, forty-five".