1055056051 has 4 divisors (see below), whose sum is σ = 1205778352. Its totient is φ = 904333752.

The previous prime is 1055056049. The next prime is 1055056063. The reversal of 1055056051 is 1506505501.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1055056051 - 2¹ = 1055056049 is a prime.

It is a super-2 number, since 2×1055056051² = 2226286541503429202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055056451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75361140 + ... + 75361153.

It is an arithmetic number, because the mean of its divisors is an integer number (301444588).

Almost surely, 2^1055056051 is an apocalyptic number.

1055056051 is a deficient number, since it is larger than the sum of its proper divisors (150722301).

1055056051 is an equidigital number, since it uses as much as digits as its factorization.

1055056051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150722300.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 1055056051 is about 32481.6263601440. The cubic root of 1055056051 is about 1018.0251584984.

It can be divided in two parts, 105505 and 6051, that added together give a square (111556 = 334²).

The spelling of 1055056051 in words is "one billion, fifty-five million, fifty-six thousand, fifty-one".