20341541 has 4 divisors (see below), whose sum is σ = 22190784. Its totient is φ = 18492300.

The previous prime is 20341481. The next prime is 20341561. The reversal of 20341541 is 14514302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20341541 - 2²² = 16147237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20341561) 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, 924605 + ... + 924626.

It is an arithmetic number, because the mean of its divisors is an integer number (5547696).

Almost surely, 2^20341541 is an apocalyptic number.

It is an amenable number.

20341541 is a deficient number, since it is larger than the sum of its proper divisors (1849243).

20341541 is a wasteful number, since it uses less digits than its factorization.

20341541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849242.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 20341541 is about 4510.1597532682. The cubic root of 20341541 is about 272.9781901919.

Adding to 20341541 its reverse (14514302), we get a palindrome (34855843).

The spelling of 20341541 in words is "twenty million, three hundred forty-one thousand, five hundred forty-one".