145430334205 has 8 divisors (see below), whose sum is σ = 187940739672. Its totient is φ = 107394708288.

The previous prime is 145430334191. The next prime is 145430334227. The reversal of 145430334205 is 502433034541.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 405700164 + 145024634041 = 20142^2 + 380821^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145430334205 - 2¹⁵ = 145430301437 is a prime.

It is a super-2 number, since 2×145430334205² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1118694814 + ... + 1118694943.

It is an arithmetic number, because the mean of its divisors is an integer number (23492592459).

Almost surely, 2^145430334205 is an apocalyptic number.

It is an amenable number.

145430334205 is a deficient number, since it is larger than the sum of its proper divisors (42510405467).

145430334205 is a wasteful number, since it uses less digits than its factorization.

145430334205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2237389775.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 145430334205 its reverse (502433034541), we get a palindrome (647863368746).

The spelling of 145430334205 in words is "one hundred forty-five billion, four hundred thirty million, three hundred thirty-four thousand, two hundred five".