234421151047 has 2 divisors, whose sum is σ = 234421151048. Its totient is φ = 234421151046.

The previous prime is 234421150993. The next prime is 234421151071. The reversal of 234421151047 is 740151124432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234421151047 - 2¹¹ = 234421148999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234421151087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117210575523 + 117210575524.

It is an arithmetic number, because the mean of its divisors is an integer number (117210575524).

Almost surely, 2^234421151047 is an apocalyptic number.

234421151047 is a deficient number, since it is larger than the sum of its proper divisors (1).

234421151047 is an equidigital number, since it uses as much as digits as its factorization.

234421151047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 34.

Adding to 234421151047 its reverse (740151124432), we get a palindrome (974572275479).

The spelling of 234421151047 in words is "two hundred thirty-four billion, four hundred twenty-one million, one hundred fifty-one thousand, forty-seven".