1127450205 has 64 divisors (see below), whose sum is σ = 2325012480. Its totient is φ = 507684672.

The previous prime is 1127450189. The next prime is 1127450213. The reversal of 1127450205 is 5020547211.

1127450205 is a `hidden beast` number, since 1 + 1 + 2 + 7 + 450 + 205 = 666.

It is not a de Polignac number, because 1127450205 - 2⁴ = 1127450189 is a prime.

It is a super-2 number, since 2×1127450205² = 2542287929509084050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 54412 + ... + 72218.

It is an arithmetic number, because the mean of its divisors is an integer number (36328320).

Almost surely, 2^1127450205 is an apocalyptic number.

1127450205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1127450205 is an abundant number, since it is smaller than the sum of its proper divisors (1197562275).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1127450205 is a wasteful number, since it uses less digits than its factorization.

1127450205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17895 (or 17889 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 1127450205 is about 33577.5252959476. The cubic root of 1127450205 is about 1040.7964205878.

Adding to 1127450205 its reverse (5020547211), we get a palindrome (6147997416).

The spelling of 1127450205 in words is "one billion, one hundred twenty-seven million, four hundred fifty thousand, two hundred five".