341105021 has 4 divisors (see below), whose sum is σ = 341143452. Its totient is φ = 341066592.

The previous prime is 341104999. The next prime is 341105029. The reversal of 341105021 is 120501143.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 144264121 + 196840900 = 12011^2 + 14030^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-341105021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (341105029) 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, 1655 + ... + 26171.

It is an arithmetic number, because the mean of its divisors is an integer number (85285863).

Almost surely, 2^341105021 is an apocalyptic number.

It is an amenable number.

341105021 is a deficient number, since it is larger than the sum of its proper divisors (38431).

341105021 is a wasteful number, since it uses less digits than its factorization.

341105021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38430.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 341105021 is about 18469.0286967128. The cubic root of 341105021 is about 698.7085173514.

Adding to 341105021 its reverse (120501143), we get a palindrome (461606164).

The spelling of 341105021 in words is "three hundred forty-one million, one hundred five thousand, twenty-one".