254211453242321 has 4 divisors (see below), whose sum is σ = 254212393008192. Its totient is φ = 254210513476452.

The previous prime is 254211453242291. The next prime is 254211453242339. The reversal of 254211453242321 is 123242354112452.

It is a happy number.

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 254211453242321 - 2²² = 254211449048017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (254211453248321) 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, 469477061 + ... + 470018226.

It is an arithmetic number, because the mean of its divisors is an integer number (63553098252048).

Almost surely, 2^{254211453242321} is an apocalyptic number.

It is an amenable number.

254211453242321 is a deficient number, since it is larger than the sum of its proper divisors (939765871).

254211453242321 is an equidigital number, since it uses as much as digits as its factorization.

254211453242321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939765870.

The product of its digits is 460800, while the sum is 41.

The spelling of 254211453242321 in words is "two hundred fifty-four trillion, two hundred eleven billion, four hundred fifty-three million, two hundred forty-two thousand, three hundred twenty-one".