133310400145 has 16 divisors (see below), whose sum is σ = 174638035152. Its totient is φ = 97096043520.

The previous prime is 133310400143. The next prime is 133310400149. The reversal of 133310400145 is 541004013331.

It can be written as a sum of positive squares in 8 ways, for example, as 598095936 + 132712304209 = 24456^2 + 364297^2 .

It is not a de Polignac number, because 133310400145 - 2¹ = 133310400143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133310400143) 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, 14042716 + ... + 14052205.

It is an arithmetic number, because the mean of its divisors is an integer number (10914877197).

Almost surely, 2^133310400145 is an apocalyptic number.

It is an amenable number.

133310400145 is a deficient number, since it is larger than the sum of its proper divisors (41327635007).

133310400145 is a wasteful number, since it uses less digits than its factorization.

133310400145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28095012.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 133310400145 its reverse (541004013331), we get a palindrome (674314413476).

The spelling of 133310400145 in words is "one hundred thirty-three billion, three hundred ten million, four hundred thousand, one hundred forty-five".