1055111245 has 8 divisors (see below), whose sum is σ = 1267146720. Its totient is φ = 843413520.

The previous prime is 1055111221. The next prime is 1055111251. The reversal of 1055111245 is 5421115501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1055111245 - 2¹⁵ = 1055078477 is a prime.

It is a super-2 number, since 2×1055111245² = 2226519478650900050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77511 + ... + 90100.

It is an arithmetic number, because the mean of its divisors is an integer number (158393340).

Almost surely, 2^1055111245 is an apocalyptic number.

It is an amenable number.

1055111245 is a deficient number, since it is larger than the sum of its proper divisors (212035475).

1055111245 is a wasteful number, since it uses less digits than its factorization.

1055111245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168875.

The product of its (nonzero) digits is 1000, while the sum is 25.

The square root of 1055111245 is about 32482.4759678199. The cubic root of 1055111245 is about 1018.0429104465.

Adding to 1055111245 its reverse (5421115501), we get a palindrome (6476226746).

The spelling of 1055111245 in words is "one billion, fifty-five million, one hundred eleven thousand, two hundred forty-five".