133023434 has 16 divisors (see below), whose sum is σ = 204913800. Its totient is φ = 64727040.

The previous prime is 133023391. The next prime is 133023437. The reversal of 133023434 is 434320331.

It can be written as a sum of positive squares in 4 ways, for example, as 38875225 + 94148209 = 6235^2 + 9703^2 .

It is not an unprimeable number, because it can be changed into a prime (133023437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35012 + ... + 38624.

Almost surely, 2^133023434 is an apocalyptic number.

133023434 is a deficient number, since it is larger than the sum of its proper divisors (71890366).

133023434 is a wasteful number, since it uses less digits than its factorization.

133023434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4105.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 133023434 is about 11533.5785426727. The cubic root of 133023434 is about 510.4768499183.

Adding to 133023434 its reverse (434320331), we get a palindrome (567343765).

The spelling of 133023434 in words is "one hundred thirty-three million, twenty-three thousand, four hundred thirty-four".