1055551110 has 32 divisors (see below), whose sum is σ = 2535570432. Its totient is φ = 281230560.

The previous prime is 1055551093. The next prime is 1055551139. The reversal of 1055551110 is 111555501.

It is a super-2 number, since 2×1055551110² = 2228376291644464200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20107 + ... + 50153.

It is an arithmetic number, because the mean of its divisors is an integer number (79236576).

Almost surely, 2^1055551110 is an apocalyptic number.

1055551110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1055551110 is an abundant number, since it is smaller than the sum of its proper divisors (1480019322).

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

1055551110 is a wasteful number, since it uses less digits than its factorization.

1055551110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31228.

The product of its (nonzero) digits is 625, while the sum is 24.

The square root of 1055551110 is about 32489.2460669681. The cubic root of 1055551110 is about 1018.1843613230.

The spelling of 1055551110 in words is "one billion, fifty-five million, five hundred fifty-one thousand, one hundred ten".