4351231545473 has 2 divisors, whose sum is σ = 4351231545474. Its totient is φ = 4351231545472.

The previous prime is 4351231545439. The next prime is 4351231545547. The reversal of 4351231545473 is 3745451321534.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4179215641969 + 172015903504 = 2044313^2 + 414748^2 .

It is a cyclic number.

It is not a de Polignac number, because 4351231545473 - 2²⁶ = 4351164436609 is a prime.

It is not a weakly prime, because it can be changed into another prime (4351231545173) 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 as a sum of consecutive naturals, namely, 2175615772736 + 2175615772737.

It is an arithmetic number, because the mean of its divisors is an integer number (2175615772737).

Almost surely, 2^{4351231545473} is an apocalyptic number.

It is an amenable number.

4351231545473 is a deficient number, since it is larger than the sum of its proper divisors (1).

4351231545473 is an equidigital number, since it uses as much as digits as its factorization.

4351231545473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024000, while the sum is 47.

The spelling of 4351231545473 in words is "four trillion, three hundred fifty-one billion, two hundred thirty-one million, five hundred forty-five thousand, four hundred seventy-three".