1055081473 has 4 divisors (see below), whose sum is σ = 1055301568. Its totient is φ = 1054861380.

The previous prime is 1055081459. The next prime is 1055081477. The reversal of 1055081473 is 3741805501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1055081473 - 2¹³ = 1055073281 is a prime.

It is a super-2 number, since 2×1055081473² = 2226393829335699458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055081477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102693 + ... + 112498.

It is an arithmetic number, because the mean of its divisors is an integer number (263825392).

Almost surely, 2^1055081473 is an apocalyptic number.

It is an amenable number.

1055081473 is a deficient number, since it is larger than the sum of its proper divisors (220095).

1055081473 is an equidigital number, since it uses as much as digits as its factorization.

1055081473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220094.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 1055081473 is about 32482.0176867140. The cubic root of 1055081473 is about 1018.0333350079.

Adding to 1055081473 its reverse (3741805501), we get a palindrome (4796886974).

The spelling of 1055081473 in words is "one billion, fifty-five million, eighty-one thousand, four hundred seventy-three".