133413531302 has 4 divisors (see below), whose sum is σ = 200120296956. Its totient is φ = 66706765650.

The previous prime is 133413531301. The next prime is 133413531347. The reversal of 133413531302 is 203135314331.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133413531301) 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 as a sum of consecutive naturals, namely, 33353382824 + ... + 33353382827.

It is an arithmetic number, because the mean of its divisors is an integer number (50030074239).

Almost surely, 2^133413531302 is an apocalyptic number.

133413531302 is a deficient number, since it is larger than the sum of its proper divisors (66706765654).

133413531302 is an equidigital number, since it uses as much as digits as its factorization.

133413531302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66706765653.

The product of its (nonzero) digits is 9720, while the sum is 29.

Adding to 133413531302 its reverse (203135314331), we get a palindrome (336548845633).

The spelling of 133413531302 in words is "one hundred thirty-three billion, four hundred thirteen million, five hundred thirty-one thousand, three hundred two".