200413123 has 4 divisors (see below), whose sum is σ = 204677280. Its totient is φ = 196148968.

The previous prime is 200413117. The next prime is 200413133. The reversal of 200413123 is 321314002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 200413123 - 2⁵ = 200413091 is a prime.

It is a super-2 number, since 2×200413123² = 80330839741226258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200413097 and 200413106.

It is not an unprimeable number, because it can be changed into a prime (200413133) 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, 2132008 + ... + 2132101.

It is an arithmetic number, because the mean of its divisors is an integer number (51169320).

Almost surely, 2^200413123 is an apocalyptic number.

200413123 is a deficient number, since it is larger than the sum of its proper divisors (4264157).

200413123 is an equidigital number, since it uses as much as digits as its factorization.

200413123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4264156.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 200413123 is about 14156.7341926025. The cubic root of 200413123 is about 585.2059303737.

Adding to 200413123 its reverse (321314002), we get a palindrome (521727125).

The spelling of 200413123 in words is "two hundred million, four hundred thirteen thousand, one hundred twenty-three".