10340145 has 12 divisors (see below), whose sum is σ = 17922996. Its totient is φ = 5514720.

The previous prime is 10340129. The next prime is 10340147. The reversal of 10340145 is 54104301.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2903616 + 7436529 = 1704^2 + 2727^2 .

It is not a de Polignac number, because 10340145 - 2⁴ = 10340129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10340147) 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, 114846 + ... + 114935.

It is an arithmetic number, because the mean of its divisors is an integer number (1493583).

Almost surely, 2^10340145 is an apocalyptic number.

10340145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10340145 is a deficient number, since it is larger than the sum of its proper divisors (7582851).

10340145 is a wasteful number, since it uses less digits than its factorization.

10340145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229792 (or 229789 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 10340145 is about 3215.6095845112. The cubic root of 10340145 is about 217.8590186296.

Adding to 10340145 its reverse (54104301), we get a palindrome (64444446).

The spelling of 10340145 in words is "ten million, three hundred forty thousand, one hundred forty-five".