145250521033 has 16 divisors (see below), whose sum is σ = 148320902016. Its totient is φ = 142222106880.

The previous prime is 145250521021. The next prime is 145250521043. The reversal of 145250521033 is 330125052541.

145250521033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 145250521033 - 2¹⁷ = 145250389961 is a prime.

It is a super-3 number, since 3×145250521033³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145250520986 and 145250521004.

It is not an unprimeable number, because it can be changed into a prime (145250521043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3052363 + ... + 3099583.

It is an arithmetic number, because the mean of its divisors is an integer number (9270056376).

Almost surely, 2^145250521033 is an apocalyptic number.

It is an amenable number.

145250521033 is a deficient number, since it is larger than the sum of its proper divisors (3070380983).

145250521033 is a wasteful number, since it uses less digits than its factorization.

145250521033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47664.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 145250521033 its reverse (330125052541), we get a palindrome (475375573574).

The spelling of 145250521033 in words is "one hundred forty-five billion, two hundred fifty million, five hundred twenty-one thousand, thirty-three".