1106513 has 4 divisors (see below), whose sum is σ = 1171620. Its totient is φ = 1041408.

The previous prime is 1106509. The next prime is 1106527. The reversal of 1106513 is 3156011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3156011 = 1481 ⋅2131.

It can be written as a sum of positive squares in 2 ways, for example, as 1024144 + 82369 = 1012^2 + 287^2 .

It is a cyclic number.

It is not a de Polignac number, because 1106513 - 2² = 1106509 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 65089 = 1106513 / (1 + 1 + 0 + 6 + 5 + 1 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1106491 and 1106500.

It is not an unprimeable number, because it can be changed into a prime (1106543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32528 + ... + 32561.

It is an arithmetic number, because the mean of its divisors is an integer number (292905).

2^1106513 is an apocalyptic number.

It is an amenable number.

1106513 is a deficient number, since it is larger than the sum of its proper divisors (65107).

1106513 is an equidigital number, since it uses as much as digits as its factorization.

1106513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65106.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 1106513 is about 1051.9092166152. The cubic root of 1106513 is about 103.4313453225.

The spelling of 1106513 in words is "one million, one hundred six thousand, five hundred thirteen".