10405245 has 8 divisors (see below), whose sum is σ = 16648416. Its totient is φ = 5549456.

The previous prime is 10405211. The next prime is 10405247. The reversal of 10405245 is 54250401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10405245 - 2¹³ = 10397053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10405247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346827 + ... + 346856.

It is an arithmetic number, because the mean of its divisors is an integer number (2081052).

Almost surely, 2^10405245 is an apocalyptic number.

10405245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10405245 is a deficient number, since it is larger than the sum of its proper divisors (6243171).

10405245 is an equidigital number, since it uses as much as digits as its factorization.

10405245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693691.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 10405245 is about 3225.7161995439. The cubic root of 10405245 is about 218.3152650329.

Adding to 10405245 its reverse (54250401), we get a palindrome (64655646).

The spelling of 10405245 in words is "ten million, four hundred five thousand, two hundred forty-five".