145545453144323 has 2 divisors, whose sum is σ = 145545453144324. Its totient is φ = 145545453144322.

The previous prime is 145545453144319. The next prime is 145545453144331. The reversal of 145545453144323 is 323441354545541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145545453144323 - 2² = 145545453144319 is a prime.

It is not a weakly prime, because it can be changed into another prime (145545453144313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72772726572161 + 72772726572162.

It is an arithmetic number, because the mean of its divisors is an integer number (72772726572162).

Almost surely, 2^{145545453144323} is an apocalyptic number.

145545453144323 is a deficient number, since it is larger than the sum of its proper divisors (1).

145545453144323 is an equidigital number, since it uses as much as digits as its factorization.

145545453144323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560000, while the sum is 53.

The spelling of 145545453144323 in words is "one hundred forty-five trillion, five hundred forty-five billion, four hundred fifty-three million, one hundred forty-four thousand, three hundred twenty-three".