145003438313 has 2 divisors, whose sum is σ = 145003438314. Its totient is φ = 145003438312.

The previous prime is 145003438301. The next prime is 145003438369. The reversal of 145003438313 is 313834300541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130069865104 + 14933573209 = 360652^2 + 122203^2 .

It is a cyclic number.

It is not a de Polignac number, because 145003438313 - 2⁴ = 145003438297 is a prime.

It is not a weakly prime, because it can be changed into another prime (145003338313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72501719156 + 72501719157.

It is an arithmetic number, because the mean of its divisors is an integer number (72501719157).

Almost surely, 2^145003438313 is an apocalyptic number.

It is an amenable number.

145003438313 is a deficient number, since it is larger than the sum of its proper divisors (1).

145003438313 is an equidigital number, since it uses as much as digits as its factorization.

145003438313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 145003438313 its reverse (313834300541), we get a palindrome (458837738854).

The spelling of 145003438313 in words is "one hundred forty-five billion, three million, four hundred thirty-eight thousand, three hundred thirteen".