21341035 has 8 divisors (see below), whose sum is σ = 27115776. Its totient is φ = 16068480.

The previous prime is 21341017. The next prime is 21341053. The reversal of 21341035 is 53014312.

It is an interprime number because it is at equal distance from previous prime (21341017) and next prime (21341053).

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

It is not a de Polignac number, because 21341035 - 2⁹ = 21340523 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 125451 + ... + 125620.

It is an arithmetic number, because the mean of its divisors is an integer number (3389472).

Almost surely, 2^21341035 is an apocalyptic number.

21341035 is a deficient number, since it is larger than the sum of its proper divisors (5774741).

21341035 is a wasteful number, since it uses less digits than its factorization.

21341035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251093.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 21341035 is about 4619.6358081563. The cubic root of 21341035 is about 277.3778809586.

Adding to 21341035 its reverse (53014312), we get a palindrome (74355347).

It can be divided in two parts, 21 and 341035, that added together give a square (341056 = 584²).

The spelling of 21341035 in words is "twenty-one million, three hundred forty-one thousand, thirty-five".