145200432521819 has 2 divisors, whose sum is σ = 145200432521820. Its totient is φ = 145200432521818.

The previous prime is 145200432521783. The next prime is 145200432521861. The reversal of 145200432521819 is 918125234002541.

It is a weak prime.

It is an emirp because it is prime and its reverse (918125234002541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145200432521819 - 2²⁰ = 145200431473243 is a prime.

It is a super-2 number, since 2×145200432521819² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145200432521869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72600216260909 + 72600216260910.

It is an arithmetic number, because the mean of its divisors is an integer number (72600216260910).

Almost surely, 2^{145200432521819} is an apocalyptic number.

145200432521819 is a deficient number, since it is larger than the sum of its proper divisors (1).

145200432521819 is an equidigital number, since it uses as much as digits as its factorization.

145200432521819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 691200, while the sum is 47.

The spelling of 145200432521819 in words is "one hundred forty-five trillion, two hundred billion, four hundred thirty-two million, five hundred twenty-one thousand, eight hundred nineteen".