145253042304479 has 2 divisors, whose sum is σ = 145253042304480. Its totient is φ = 145253042304478.

The previous prime is 145253042304421. The next prime is 145253042304511. The reversal of 145253042304479 is 974403240352541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145253042304479 - 2¹² = 145253042300383 is a prime.

It is a super-3 number, since 3×145253042304479³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 145253042304479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145253042304179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72626521152239 + 72626521152240.

It is an arithmetic number, because the mean of its divisors is an integer number (72626521152240).

Almost surely, 2^{145253042304479} is an apocalyptic number.

145253042304479 is a deficient number, since it is larger than the sum of its proper divisors (1).

145253042304479 is an equidigital number, since it uses as much as digits as its factorization.

145253042304479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14515200, while the sum is 53.

The spelling of 145253042304479 in words is "one hundred forty-five trillion, two hundred fifty-three billion, forty-two million, three hundred four thousand, four hundred seventy-nine".