1061155244 has 24 divisors (see below), whose sum is σ = 1957717440. Its totient is φ = 501891984.

The previous prime is 1061155243. The next prime is 1061155253. The reversal of 1061155244 is 4425511601.

It is a super-2 number, since 2×1061155244² = 2252100903737399072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061155243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41687 + ... + 62129.

It is an arithmetic number, because the mean of its divisors is an integer number (81571560).

Almost surely, 2^1061155244 is an apocalyptic number.

It is an amenable number.

1061155244 is a deficient number, since it is larger than the sum of its proper divisors (896562196).

1061155244 is a wasteful number, since it uses less digits than its factorization.

1061155244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21149 (or 21147 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 1061155244 is about 32575.3778796194. The cubic root of 1061155244 is about 1019.9830972465.

Adding to 1061155244 its reverse (4425511601), we get a palindrome (5486666845).

The spelling of 1061155244 in words is "one billion, sixty-one million, one hundred fifty-five thousand, two hundred forty-four".