145448755451 has 2 divisors, whose sum is σ = 145448755452. Its totient is φ = 145448755450.

The previous prime is 145448755429. The next prime is 145448755453. The reversal of 145448755451 is 154557844541.

It is a strong prime.

It is an emirp because it is prime and its reverse (154557844541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145448755451 - 2¹⁰ = 145448754427 is a prime.

It is a Sophie Germain prime.

Together with 145448755453, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 145448755393 and 145448755402.

It is not a weakly prime, because it can be changed into another prime (145448755453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72724377725 + 72724377726.

It is an arithmetic number, because the mean of its divisors is an integer number (72724377726).

Almost surely, 2^145448755451 is an apocalyptic number.

145448755451 is a deficient number, since it is larger than the sum of its proper divisors (1).

145448755451 is an equidigital number, since it uses as much as digits as its factorization.

145448755451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8960000, while the sum is 53.

The spelling of 145448755451 in words is "one hundred forty-five billion, four hundred forty-eight million, seven hundred fifty-five thousand, four hundred fifty-one".