1121111746 has 12 divisors (see below), whose sum is σ = 1710664182. Its totient is φ = 551051504.

The previous prime is 1121111713. The next prime is 1121111753. The reversal of 1121111746 is 6471111211.

It can be written as a sum of positive squares in only one way, i.e., 944886121 + 176225625 = 30739^2 + 13275^2 .

It is a super-3 number, since 3×1121111746³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1121111746.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73555 + ... + 87478.

Almost surely, 2^1121111746 is an apocalyptic number.

1121111746 is a deficient number, since it is larger than the sum of its proper divisors (589552436).

1121111746 is an equidigital number, since it uses as much as digits as its factorization.

1121111746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161153 (or 161094 counting only the distinct ones).

The product of its digits is 336, while the sum is 25.

The square root of 1121111746 is about 33483.0068243579. The cubic root of 1121111746 is about 1038.8423218903.

Adding to 1121111746 its reverse (6471111211), we get a palindrome (7592222957).

The spelling of 1121111746 in words is "one billion, one hundred twenty-one million, one hundred eleven thousand, seven hundred forty-six".