4321542453451 has 2 divisors, whose sum is σ = 4321542453452. Its totient is φ = 4321542453450.

The previous prime is 4321542453413. The next prime is 4321542453479. The reversal of 4321542453451 is 1543542451234.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4321542453451 - 2²⁷ = 4321408235723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4321542453398 and 4321542453407.

It is not a weakly prime, because it can be changed into another prime (4321542453491) 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, 2160771226725 + 2160771226726.

It is an arithmetic number, because the mean of its divisors is an integer number (2160771226726).

Almost surely, 2^{4321542453451} is an apocalyptic number.

4321542453451 is a deficient number, since it is larger than the sum of its proper divisors (1).

4321542453451 is an equidigital number, since it uses as much as digits as its factorization.

4321542453451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152000, while the sum is 43.

The spelling of 4321542453451 in words is "four trillion, three hundred twenty-one billion, five hundred forty-two million, four hundred fifty-three thousand, four hundred fifty-one".