1011345 has 16 divisors (see below), whose sum is σ = 1631232. Its totient is φ = 535040.

The previous prime is 1011343. The next prime is 1011349. The reversal of 1011345 is 5431101.

It is not a de Polignac number, because 1011345 - 2¹ = 1011343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (1011343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2689 + ... + 3041.

It is an arithmetic number, because the mean of its divisors is an integer number (101952).

2^1011345 is an apocalyptic number.

1011345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1011345 is a deficient number, since it is larger than the sum of its proper divisors (619887).

1011345 is a wasteful number, since it uses less digits than its factorization.

1011345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1011345 is about 1005.6565019926. The cubic root of 1011345 is about 100.3767455124.

Adding to 1011345 its reverse (5431101), we get a palindrome (6442446).

The spelling of 1011345 in words is "one million, eleven thousand, three hundred forty-five".