145031224133 has 8 divisors (see below), whose sum is σ = 146088544896. Its totient is φ = 143975178000.

The previous prime is 145031224069. The next prime is 145031224147. The reversal of 145031224133 is 331422130541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 145031224133 - 2⁶ = 145031224069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 145031224096 and 145031224105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145031224633) 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, 89666 + ... + 545987.

It is an arithmetic number, because the mean of its divisors is an integer number (18261068112).

Almost surely, 2^145031224133 is an apocalyptic number.

It is an amenable number.

145031224133 is a deficient number, since it is larger than the sum of its proper divisors (1057320763).

145031224133 is a wasteful number, since it uses less digits than its factorization.

145031224133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637315.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 145031224133 its reverse (331422130541), we get a palindrome (476453354674).

The spelling of 145031224133 in words is "one hundred forty-five billion, thirty-one million, two hundred twenty-four thousand, one hundred thirty-three".