23234421042947 has 2 divisors, whose sum is σ = 23234421042948. Its totient is φ = 23234421042946.

The previous prime is 23234421042919. The next prime is 23234421042953. The reversal of 23234421042947 is 74924012443232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23234421042947 - 2⁶ = 23234421042883 is a prime.

It is not a weakly prime, because it can be changed into another prime (23234421042047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11617210521473 + 11617210521474.

It is an arithmetic number, because the mean of its divisors is an integer number (11617210521474).

Almost surely, 2^{23234421042947} is an apocalyptic number.

23234421042947 is a deficient number, since it is larger than the sum of its proper divisors (1).

23234421042947 is an equidigital number, since it uses as much as digits as its factorization.

23234421042947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2322432, while the sum is 47.

The spelling of 23234421042947 in words is "twenty-three trillion, two hundred thirty-four billion, four hundred twenty-one million, forty-two thousand, nine hundred forty-seven".