1061111050 has 48 divisors (see below), whose sum is σ = 2098303200. Its totient is φ = 398088000.

The previous prime is 1061111021. The next prime is 1061111053. The reversal of 1061111050 is 501111601.

It is a super-2 number, since 2×1061111050² = 2251913320864205000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061111053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90421 + ... + 101479.

It is an arithmetic number, because the mean of its divisors is an integer number (43714650).

Almost surely, 2^1061111050 is an apocalyptic number.

1061111050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1061111050 is a deficient number, since it is larger than the sum of its proper divisors (1037192150).

1061111050 is a wasteful number, since it uses less digits than its factorization.

1061111050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11191 (or 11186 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 16.

The square root of 1061111050 is about 32574.6995381385. The cubic root of 1061111050 is about 1019.9689372829.

Adding to 1061111050 its reverse (501111601), we get a palindrome (1562222651).

The spelling of 1061111050 in words is "one billion, sixty-one million, one hundred eleven thousand, fifty".