1055810105 has 48 divisors (see below), whose sum is σ = 1534937040. Its totient is φ = 694310400.

The previous prime is 1055810099. The next prime is 1055810111. The reversal of 1055810105 is 5010185501.

It is an interprime number because it is at equal distance from previous prime (1055810099) and next prime (1055810111).

It can be written as a sum of positive squares in 8 ways, for example, as 257634601 + 798175504 = 16051^2 + 28252^2 .

It is not a de Polignac number, because 1055810105 - 2⁸ = 1055809849 is a prime.

It is a super-2 number, since 2×1055810105² = 2229469955640222050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1285595 + ... + 1286415.

It is an arithmetic number, because the mean of its divisors is an integer number (31977855).

Almost surely, 2^1055810105 is an apocalyptic number.

It is an amenable number.

1055810105 is a deficient number, since it is larger than the sum of its proper divisors (479126935).

1055810105 is a wasteful number, since it uses less digits than its factorization.

1055810105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050 (or 1043 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 26.

The square root of 1055810105 is about 32493.2316798437. The cubic root of 1055810105 is about 1018.2676300190.

Adding to 1055810105 its reverse (5010185501), we get a palindrome (6065995606).

The spelling of 1055810105 in words is "one billion, fifty-five million, eight hundred ten thousand, one hundred five".