1122284017945 has 16 divisors (see below), whose sum is σ = 1383804348048. Its totient is φ = 873141534720.

The previous prime is 1122284017919. The next prime is 1122284017951. The reversal of 1122284017945 is 5497104822211.

It can be written as a sum of positive squares in 8 ways, for example, as 32030618841 + 1090253399104 = 178971^2 + 1044152^2 .

It is not a de Polignac number, because 1122284017945 - 2¹³ = 1122284009753 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122284017895 and 1122284017904.

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, 1072584 + ... + 1842553.

It is an arithmetic number, because the mean of its divisors is an integer number (86487771753).

Almost surely, 2^{1122284017945} is an apocalyptic number.

It is an amenable number.

1122284017945 is a deficient number, since it is larger than the sum of its proper divisors (261520330103).

1122284017945 is a wasteful number, since it uses less digits than its factorization.

1122284017945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917260.

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 1122284017945 in words is "one trillion, one hundred twenty-two billion, two hundred eighty-four million, seventeen thousand, nine hundred forty-five".