1055551055 has 16 divisors (see below), whose sum is σ = 1372279104. Its totient is φ = 774808320.

The previous prime is 1055551009. The next prime is 1055551069. The reversal of 1055551055 is 5501555501.

It is not a de Polignac number, because 1055551055 - 2¹⁴ = 1055534671 is a prime.

It is a super-2 number, since 2×1055551055² = 2228376059423226050, which contains 22 as substring.

It is a Duffinian 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, 37766 + ... + 59475.

It is an arithmetic number, because the mean of its divisors is an integer number (85767444).

Almost surely, 2^1055551055 is an apocalyptic number.

1055551055 is a deficient number, since it is larger than the sum of its proper divisors (316728049).

1055551055 is a wasteful number, since it uses less digits than its factorization.

1055551055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97426.

The product of its (nonzero) digits is 15625, while the sum is 32.

The square root of 1055551055 is about 32489.2452205341. The cubic root of 1055551055 is about 1018.1843436387.

The spelling of 1055551055 in words is "one billion, fifty-five million, five hundred fifty-one thousand, fifty-five".