145061454443 has 2 divisors, whose sum is σ = 145061454444. Its totient is φ = 145061454442.

The previous prime is 145061454437. The next prime is 145061454469. The reversal of 145061454443 is 344454160541.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145061454443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 145061454443.

It is not a weakly prime, because it can be changed into another prime (145061454493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72530727221 + 72530727222.

It is an arithmetic number, because the mean of its divisors is an integer number (72530727222).

Almost surely, 2^145061454443 is an apocalyptic number.

145061454443 is a deficient number, since it is larger than the sum of its proper divisors (1).

145061454443 is an equidigital number, since it uses as much as digits as its factorization.

145061454443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 460800, while the sum is 41.

The spelling of 145061454443 in words is "one hundred forty-five billion, sixty-one million, four hundred fifty-four thousand, four hundred forty-three".