1055130120 has 96 divisors (see below), whose sum is σ = 3740929920. Its totient is φ = 255788160.

The previous prime is 1055130107. The next prime is 1055130157. The reversal of 1055130120 is 210315501.

It is a super-2 number, since 2×1055130120² = 2226599140262428800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1055130093 and 1055130102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129264 + ... + 137183.

It is an arithmetic number, because the mean of its divisors is an integer number (38968020).

Almost surely, 2^1055130120 is an apocalyptic number.

1055130120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1055130120 is an abundant number, since it is smaller than the sum of its proper divisors (2685799800).

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

1055130120 is a wasteful number, since it uses less digits than its factorization.

1055130120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266475 (or 266468 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 1055130120 is about 32482.7665077961. The cubic root of 1055130120 is about 1018.0489810371.

Adding to 1055130120 its reverse (210315501), we get a palindrome (1265445621).

It can be divided in two parts, 105 and 5130120, that added together give a square (5130225 = 2265²).

The spelling of 1055130120 in words is "one billion, fifty-five million, one hundred thirty thousand, one hundred twenty".