1454451999499 has 2 divisors, whose sum is σ = 1454451999500. Its totient is φ = 1454451999498.

The previous prime is 1454451999457. The next prime is 1454451999551. The reversal of 1454451999499 is 9949991544541.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1454451999499 is a prime.

It is not a weakly prime, because it can be changed into another prime (1454451919499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727225999749 + 727225999750.

It is an arithmetic number, because the mean of its divisors is an integer number (727225999750).

Almost surely, 2^{1454451999499} is an apocalyptic number.

1454451999499 is a deficient number, since it is larger than the sum of its proper divisors (1).

1454451999499 is an equidigital number, since it uses as much as digits as its factorization.

1454451999499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 377913600, while the sum is 73.

The spelling of 1454451999499 in words is "one trillion, four hundred fifty-four billion, four hundred fifty-one million, nine hundred ninety-nine thousand, four hundred ninety-nine".