1145106 has 12 divisors (see below), whose sum is σ = 2481102. Its totient is φ = 381696.

The previous prime is 1145099. The next prime is 1145107. The reversal of 1145106 is 6015411.

It can be written as a sum of positive squares in only one way, i.e., 950625 + 194481 = 975^2 + 441^2 .

It is a super-2 number, since 2×1145106² = 2622535502472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 63617 = 1145106 / (1 + 1 + 4 + 5 + 1 + 0 + 6).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1145107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31791 + ... + 31826.

2^1145106 is an apocalyptic number.

1145106 is an abundant number, since it is smaller than the sum of its proper divisors (1335996).

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

1145106 is a wasteful number, since it uses less digits than its factorization.

1145106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63625 (or 63622 counting only the distinct ones).

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

The square root of 1145106 is about 1070.0962573526. The cubic root of 1145106 is about 104.6201239147.

The spelling of 1145106 in words is "one million, one hundred forty-five thousand, one hundred six".