133134203465 has 8 divisors (see below), whose sum is σ = 159766724040. Its totient is φ = 106503576192.

The previous prime is 133134203453. The next prime is 133134203483. The reversal of 133134203465 is 564302431331.

It can be written as a sum of positive squares in 4 ways, for example, as 21624290704 + 111509912761 = 147052^2 + 333931^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133134203465 - 2³⁶ = 64414726729 is a prime.

It is a super-2 number, since 2×133134203465² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313730 + ... + 603899.

It is an arithmetic number, because the mean of its divisors is an integer number (19970840505).

Almost surely, 2^133134203465 is an apocalyptic number.

It is an amenable number.

133134203465 is a deficient number, since it is larger than the sum of its proper divisors (26632520575).

133134203465 is an equidigital number, since it uses as much as digits as its factorization.

133134203465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946651.

The product of its (nonzero) digits is 77760, while the sum is 35.

Adding to 133134203465 its reverse (564302431331), we get a palindrome (697436634796).

The spelling of 133134203465 in words is "one hundred thirty-three billion, one hundred thirty-four million, two hundred three thousand, four hundred sixty-five".