1121041412 has 12 divisors (see below), whose sum is σ = 1962842700. Its totient is φ = 560229216.

The previous prime is 1121041403. The next prime is 1121041463. The reversal of 1121041412 is 2141401211.

It can be written as a sum of positive squares in 2 ways, for example, as 384787456 + 736253956 = 19616^2 + 27134^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64103 + ... + 79694.

It is an arithmetic number, because the mean of its divisors is an integer number (163570225).

Almost surely, 2^1121041412 is an apocalyptic number.

It is an amenable number.

1121041412 is a deficient number, since it is larger than the sum of its proper divisors (841801288).

1121041412 is a wasteful number, since it uses less digits than its factorization.

1121041412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145750 (or 145748 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 1121041412 is about 33481.9565139196. The cubic root of 1121041412 is about 1038.8205971858.

Adding to 1121041412 its reverse (2141401211), we get a palindrome (3262442623).

The spelling of 1121041412 in words is "one billion, one hundred twenty-one million, forty-one thousand, four hundred twelve".