145520054314 has 4 divisors (see below), whose sum is σ = 218280081474. Its totient is φ = 72760027156.

The previous prime is 145520054311. The next prime is 145520054369. The reversal of 145520054314 is 413450025541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 122258619025 + 23261435289 = 349655^2 + 152517^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 145520054314.

It is not an unprimeable number, because it can be changed into a prime (145520054311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36380013577 + ... + 36380013580.

Almost surely, 2^145520054314 is an apocalyptic number.

145520054314 is a deficient number, since it is larger than the sum of its proper divisors (72760027160).

145520054314 is an equidigital number, since it uses as much as digits as its factorization.

145520054314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72760027159.

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 145520054314 its reverse (413450025541), we get a palindrome (558970079855).

The spelling of 145520054314 in words is "one hundred forty-five billion, five hundred twenty million, fifty-four thousand, three hundred fourteen".