2447431453123 has 2 divisors, whose sum is σ = 2447431453124. Its totient is φ = 2447431453122.

The previous prime is 2447431453111. The next prime is 2447431453217. The reversal of 2447431453123 is 3213541347442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2447431453123 - 2²⁵ = 2447397898691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2447431453123.

It is not a weakly prime, because it can be changed into another prime (2447431453223) 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, 1223715726561 + 1223715726562.

It is an arithmetic number, because the mean of its divisors is an integer number (1223715726562).

Almost surely, 2^{2447431453123} is an apocalyptic number.

2447431453123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2447431453123 is an equidigital number, since it uses as much as digits as its factorization.

2447431453123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 43.

The spelling of 2447431453123 in words is "two trillion, four hundred forty-seven billion, four hundred thirty-one million, four hundred fifty-three thousand, one hundred twenty-three".