145424463203 has 4 divisors (see below), whose sum is σ = 146155239600. Its totient is φ = 144693686808.

The previous prime is 145424463167. The next prime is 145424463211. The reversal of 145424463203 is 302364424541.

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

It is a cyclic number.

It is not a de Polignac number, because 145424463203 - 2⁶ = 145424463139 is a prime.

It is a super-2 number, since 2×145424463203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145424463403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365387900 + ... + 365388297.

It is an arithmetic number, because the mean of its divisors is an integer number (36538809900).

Almost surely, 2^145424463203 is an apocalyptic number.

145424463203 is a deficient number, since it is larger than the sum of its proper divisors (730776397).

145424463203 is an equidigital number, since it uses as much as digits as its factorization.

145424463203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730776396.

The product of its (nonzero) digits is 276480, while the sum is 38.

Adding to 145424463203 its reverse (302364424541), we get a palindrome (447788887744).

The spelling of 145424463203 in words is "one hundred forty-five billion, four hundred twenty-four million, four hundred sixty-three thousand, two hundred three".