1127105051 has 4 divisors (see below), whose sum is σ = 1127648232. Its totient is φ = 1126561872.

The previous prime is 1127105033. The next prime is 1127105059. The reversal of 1127105051 is 1505017211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1127105051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1127105059) 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, 268466 + ... + 272631.

It is an arithmetic number, because the mean of its divisors is an integer number (281912058).

Almost surely, 2^1127105051 is an apocalyptic number.

1127105051 is a deficient number, since it is larger than the sum of its proper divisors (543181).

1127105051 is an equidigital number, since it uses as much as digits as its factorization.

1127105051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543180.

The product of its (nonzero) digits is 350, while the sum is 23.

The square root of 1127105051 is about 33572.3852444237. The cubic root of 1127105051 is about 1040.6902010520.

The spelling of 1127105051 in words is "one billion, one hundred twenty-seven million, one hundred five thousand, fifty-one".