1055611255 has 4 divisors (see below), whose sum is σ = 1266733512. Its totient is φ = 844489000.

The previous prime is 1055611217. The next prime is 1055611273. The reversal of 1055611255 is 5521165501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5521165501 = 379 ⋅14567719.

It is not a de Polignac number, because 1055611255 - 2⁷ = 1055611127 is a prime.

It is a super-2 number, since 2×1055611255² = 2228630243365350050, 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 3 ways as a sum of consecutive naturals, for example, 105561121 + ... + 105561130.

It is an arithmetic number, because the mean of its divisors is an integer number (316683378).

Almost surely, 2^1055611255 is an apocalyptic number.

1055611255 is a deficient number, since it is larger than the sum of its proper divisors (211122257).

1055611255 is an equidigital number, since it uses as much as digits as its factorization.

1055611255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211122256.

The product of its (nonzero) digits is 7500, while the sum is 31.

The square root of 1055611255 is about 32490.1716677521. The cubic root of 1055611255 is about 1018.2036995735.

Adding to 1055611255 its reverse (5521165501), we get a palindrome (6576776756).

The spelling of 1055611255 in words is "one billion, fifty-five million, six hundred eleven thousand, two hundred fifty-five".