145534230303 has 32 divisors (see below), whose sum is σ = 242402526720. Its totient is φ = 75453605760.

The previous prime is 145534230287. The next prime is 145534230307. The reversal of 145534230303 is 303032435541.

It is not a de Polignac number, because 145534230303 - 2⁴ = 145534230287 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145534230307) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 501300 + ... + 736457.

It is an arithmetic number, because the mean of its divisors is an integer number (7575078960).

Almost surely, 2^145534230303 is an apocalyptic number.

145534230303 is a deficient number, since it is larger than the sum of its proper divisors (96868296417).

145534230303 is a wasteful number, since it uses less digits than its factorization.

145534230303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238287.

The product of its (nonzero) digits is 64800, while the sum is 33.

Adding to 145534230303 its reverse (303032435541), we get a palindrome (448566665844).

The spelling of 145534230303 in words is "one hundred forty-five billion, five hundred thirty-four million, two hundred thirty thousand, three hundred three".