133435089 has 6 divisors (see below), whose sum is σ = 192739586. Its totient is φ = 88956720.

The previous prime is 133435087. The next prime is 133435103. The reversal of 133435089 is 980534331.

It can be written as a sum of positive squares in only one way, i.e., 81595089 + 51840000 = 9033^2 + 7200^2 .

It is not a de Polignac number, because 133435089 - 2¹ = 133435087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133435087) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7413052 + ... + 7413069.

Almost surely, 2^133435089 is an apocalyptic number.

It is an amenable number.

133435089 is a deficient number, since it is larger than the sum of its proper divisors (59304497).

133435089 is a wasteful number, since it uses less digits than its factorization.

133435089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14826127 (or 14826124 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 133435089 is about 11551.4106930712. The cubic root of 133435089 is about 511.0028824278.

The spelling of 133435089 in words is "one hundred thirty-three million, four hundred thirty-five thousand, eighty-nine".