133453420004 has 6 divisors (see below), whose sum is σ = 233543485014. Its totient is φ = 66726710000.

The previous prime is 133453420003. The next prime is 133453420019. The reversal of 133453420004 is 400024354331.

It can be written as a sum of positive squares in only one way, i.e., 115790478400 + 17662941604 = 340280^2 + 132902^2 .

It is not an unprimeable number, because it can be changed into a prime (133453420003) 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 as a sum of consecutive naturals, namely, 16681677497 + ... + 16681677504.

It is an arithmetic number, because the mean of its divisors is an integer number (38923914169).

Almost surely, 2^133453420004 is an apocalyptic number.

It is an amenable number.

133453420004 is a deficient number, since it is larger than the sum of its proper divisors (100090065010).

133453420004 is a wasteful number, since it uses less digits than its factorization.

133453420004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33363355005 (or 33363355003 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 133453420004 its reverse (400024354331), we get a palindrome (533477774335).

The spelling of 133453420004 in words is "one hundred thirty-three billion, four hundred fifty-three million, four hundred twenty thousand, four".