1055811700 has 36 divisors (see below), whose sum is σ = 2370121740. Its totient is φ = 407760640.

The previous prime is 1055811689. The next prime is 1055811719. The reversal of 1055811700 is 71185501.

It can be written as a sum of positive squares in 6 ways, for example, as 18198756 + 1037612944 = 4266^2 + 32212^2 .

It is a super-2 number, since 2×1055811700² = 2229476691713780000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 179137 + ... + 184936.

It is an arithmetic number, because the mean of its divisors is an integer number (65836715).

Almost surely, 2^1055811700 is an apocalyptic number.

1055811700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1055811700 is an abundant number, since it is smaller than the sum of its proper divisors (1314310040).

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

1055811700 is a wasteful number, since it uses less digits than its factorization.

1055811700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364116 (or 364109 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 28.

The square root of 1055811700 is about 32493.2562234073. The cubic root of 1055811700 is about 1018.2681427805.

The spelling of 1055811700 in words is "one billion, fifty-five million, eight hundred eleven thousand, seven hundred".