1161054 has 24 divisors (see below), whose sum is σ = 2609880. Its totient is φ = 386856.

The previous prime is 1161047. The next prime is 1161059. The reversal of 1161054 is 4501611.

1161054 is a `hidden beast` number, since 1 + 1 + 610 + 54 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161059) 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 11 ways as a sum of consecutive naturals, for example, 709 + ... + 1680.

It is an arithmetic number, because the mean of its divisors is an integer number (108745).

2^1161054 is an apocalyptic number.

1161054 is an abundant number, since it is smaller than the sum of its proper divisors (1448826).

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

1161054 is an equidigital number, since it uses as much as digits as its factorization.

1161054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2406 (or 2394 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1161054 is about 1077.5221575448. The cubic root of 1161054 is about 105.1035712738.

Adding to 1161054 its reverse (4501611), we get a palindrome (5662665).

It can be divided in two parts, 11610 and 54, that added together give a square (11664 = 108²).

The spelling of 1161054 in words is "one million, one hundred sixty-one thousand, fifty-four".