554200243 has 4 divisors (see below), whose sum is σ = 554314480. Its totient is φ = 554086008.

The previous prime is 554200223. The next prime is 554200253. The reversal of 554200243 is 342002455.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-554200243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (554200223) 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, 49503 + ... + 59656.

It is an arithmetic number, because the mean of its divisors is an integer number (138578620).

Almost surely, 2^554200243 is an apocalyptic number.

554200243 is a deficient number, since it is larger than the sum of its proper divisors (114237).

554200243 is a wasteful number, since it uses less digits than its factorization.

554200243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114236.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 554200243 is about 23541.4579624967. The cubic root of 554200243 is about 821.4016494538.

Adding to 554200243 its reverse (342002455), we get a palindrome (896202698).

The spelling of 554200243 in words is "five hundred fifty-four million, two hundred thousand, two hundred forty-three".