1055111050 has 48 divisors (see below), whose sum is σ = 2245570560. Its totient is φ = 361316160.

The previous prime is 1055111041. The next prime is 1055111063. The reversal of 1055111050 is 501115501.

It is a happy number.

It is a super-2 number, since 2×1055111050² = 2226518655664205000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 446472 + ... + 448828.

It is an arithmetic number, because the mean of its divisors is an integer number (46782720).

Almost surely, 2^1055111050 is an apocalyptic number.

1055111050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1055111050 is an abundant number, since it is smaller than the sum of its proper divisors (1190459510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1055111050 is a wasteful number, since it uses less digits than its factorization.

1055111050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3655 (or 3650 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 19.

The square root of 1055111050 is about 32482.4729662013. The cubic root of 1055111050 is about 1018.0428477301.

Adding to 1055111050 its reverse (501115501), we get a palindrome (1556226551).

The spelling of 1055111050 in words is "one billion, fifty-five million, one hundred eleven thousand, fifty".