234254045021251 has 4 divisors (see below), whose sum is σ = 234417973675600. Its totient is φ = 234090116366904.

The previous prime is 234254045021203. The next prime is 234254045021257. The reversal of 234254045021251 is 152120540452432.

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 234254045021251 - 2³⁷ = 234116606067779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234254045021257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81964325031 + ... + 81964327888.

It is an arithmetic number, because the mean of its divisors is an integer number (58604493418900).

Almost surely, 2^{234254045021251} is an apocalyptic number.

234254045021251 is a deficient number, since it is larger than the sum of its proper divisors (163928654349).

234254045021251 is a wasteful number, since it uses less digits than its factorization.

234254045021251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163928654348.

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 234254045021251 its reverse (152120540452432), we get a palindrome (386374585473683).

The spelling of 234254045021251 in words is "two hundred thirty-four trillion, two hundred fifty-four billion, forty-five million, twenty-one thousand, two hundred fifty-one".