145162503223 has 8 divisors (see below), whose sum is σ = 145500664320. Its totient is φ = 144824432640.

The previous prime is 145162503203. The next prime is 145162503247. The reversal of 145162503223 is 322305261541.

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 145162503223 - 2⁹ = 145162502711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145162503203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4017783 + ... + 4053751.

It is an arithmetic number, because the mean of its divisors is an integer number (18187583040).

Almost surely, 2^145162503223 is an apocalyptic number.

145162503223 is a deficient number, since it is larger than the sum of its proper divisors (338161097).

145162503223 is an equidigital number, since it uses as much as digits as its factorization.

145162503223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45257.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 145162503223 its reverse (322305261541), we get a palindrome (467467764764).

The spelling of 145162503223 in words is "one hundred forty-five billion, one hundred sixty-two million, five hundred three thousand, two hundred twenty-three".