1085744122 has 4 divisors (see below), whose sum is σ = 1628616186. Its totient is φ = 542872060.

The previous prime is 1085744071. The next prime is 1085744131. The reversal of 1085744122 is 2214475801.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1024576081 + 61168041 = 32009^2 + 7821^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271436029 + ... + 271436032.

Almost surely, 2^1085744122 is an apocalyptic number.

1085744122 is a deficient number, since it is larger than the sum of its proper divisors (542872064).

1085744122 is an equidigital number, since it uses as much as digits as its factorization.

1085744122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542872063.

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 1085744122 is about 32950.6315872701. The cubic root of 1085744122 is about 1027.8012991129.

The spelling of 1085744122 in words is "one billion, eighty-five million, seven hundred forty-four thousand, one hundred twenty-two".