1161228627 has 12 divisors (see below), whose sum is σ = 1806355824. Its totient is φ = 714602160.

The previous prime is 1161228589. The next prime is 1161228637. The reversal of 1161228627 is 7268221611.

1161228627 is a `hidden beast` number, since 1 + 1 + 6 + 1 + 2 + 28 + 627 = 666.

It is not a de Polignac number, because 1161228627 - 2¹⁴ = 1161212243 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1161228591 and 1161228600.

It is not an unprimeable number, because it can be changed into a prime (1161228637) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4962399 + ... + 4962632.

It is an arithmetic number, because the mean of its divisors is an integer number (150529652).

Almost surely, 2^1161228627 is an apocalyptic number.

1161228627 is a deficient number, since it is larger than the sum of its proper divisors (645127197).

1161228627 is a wasteful number, since it uses less digits than its factorization.

1161228627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9925050 (or 9925047 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 1161228627 is about 34076.8048238094. The cubic root of 1161228627 is about 1051.0884033716.

The spelling of 1161228627 in words is "one billion, one hundred sixty-one million, two hundred twenty-eight thousand, six hundred twenty-seven".