204113451 has 8 divisors (see below), whose sum is σ = 273236544. Its totient is φ = 135533000.

The previous prime is 204113383. The next prime is 204113471. The reversal of 204113451 is 154311402.

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 204113451 - 2⁷ = 204113323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204113471) 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, 134781 + ... + 136286.

It is an arithmetic number, because the mean of its divisors is an integer number (34154568).

Almost surely, 2^204113451 is an apocalyptic number.

204113451 is a deficient number, since it is larger than the sum of its proper divisors (69123093).

204113451 is a wasteful number, since it uses less digits than its factorization.

204113451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271321.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 204113451 is about 14286.8278844536. The cubic root of 204113451 is about 588.7856388197.

Adding to 204113451 its reverse (154311402), we get a palindrome (358424853).

The spelling of 204113451 in words is "two hundred four million, one hundred thirteen thousand, four hundred fifty-one".