254004010243 has 4 divisors (see below), whose sum is σ = 255423027240. Its totient is φ = 252584993248.

The previous prime is 254004010207. The next prime is 254004010319. The reversal of 254004010243 is 342010400452.

It is a happy number.

254004010243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 254004010243 - 2²¹ = 254001913091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (254004010543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 709508230 + ... + 709508587.

It is an arithmetic number, because the mean of its divisors is an integer number (63855756810).

Almost surely, 2^254004010243 is an apocalyptic number.

254004010243 is a deficient number, since it is larger than the sum of its proper divisors (1419016997).

254004010243 is a wasteful number, since it uses less digits than its factorization.

254004010243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419016996.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 254004010243 its reverse (342010400452), we get a palindrome (596014410695).

The spelling of 254004010243 in words is "two hundred fifty-four billion, four million, ten thousand, two hundred forty-three".